fix：修正tss-http win乱码问题

.clang-format

@@ -11,7 +11,7 @@ ReflowComments: true
 SpacesBeforeTrailingComments: 3
 TabWidth: 4
 ConstructorInitializerAllOnOneLineOrOnePerLine: true
-ColumnLimit: 110
+ColumnLimit: 130
 AllowShortBlocksOnASingleLine: Never
 AllowShortFunctionsOnASingleLine: None
 AllowShortEnumsOnASingleLine: false

.gitignore

@@ -1,4 +1,9 @@
-build
+buil*
 .vs
 .cache
-cmake-*
+cmake-*
+.xmake
+compile_commands.json
+out
+xpbuild
+cbuild

.gitmodules

@@ -1,3 +1,11 @@
 [submodule "ofen"]
 	path = ofen
 	url = https://www.sinxmiao.cn/taynpg/ofen
+	branch = main
+[submodule "filecomplete"]
+	path = filecomplete
+	url = https://www.sinxmiao.cn/taynpg/filecomplete
+	branch = main
+[submodule "crashelper"]
+	path = crashelper
+	url = https://www.sinxmiao.cn/taynpg/crashelper

.vscode/settings.json

@@ -1,7 +1,8 @@
 {
     "files.autoSave": "onFocusChange",
-    "editor.fontSize": 14,
-    "editor.fontFamily": "'Source Code Pro', 'Courier New', monospace",
+    "editor.fontSize": 13,
+    "editor.fontFamily": "'Monaspace Krypton Light', 'Monaspace Krypton Light', 'Monaspace Krypton Light'",
+    "terminal.integrated.fontFamily": "Monaspace Krypton Light",
     "cmake.configureOnOpen": true,
     "cmake.debugConfig": {
         "console": "integratedTerminal",
@@ -17,15 +18,19 @@
             }
         ],
         "args": [
+            "9999"
         ]
     },
+    "cmake.configureArgs": [
+        "-Wno-dev", 
+        "-DGRAB_CRASH=ON"
+    ],
     "cmake.configureSettings": {
 	    //"CMAKE_TOOLCHAIN_FILE": "${env:VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake"
     },
     "cmake.options.statusBarVisibility": "visible",
     "cmake.generator": "Ninja",
-    "C_Cpp.default.compileCommands": "${workspaceRoot}/build/compile_commands.json",
-    "C_Cpp.default.cppStandard": "c++17",
+    "C_Cpp.default.configurationProvider": "ms-vscode.cmake-tools",
     "editor.inlayHints.enabled": "off",
     "editor.unicodeHighlight.allowedLocales": {
         "ja": true,
@@ -33,12 +38,15 @@
         "zh-hans": true
     },
     "files.associations": {
-        "memory": "cpp",
-        "xstring": "cpp",
+        ".clang-tidy": "yaml",
+        "filesystem": "cpp",
+        "regex": "cpp",
+        "functional": "cpp",
         "algorithm": "cpp",
         "any": "cpp",
         "array": "cpp",
         "atomic": "cpp",
+        "bit": "cpp",
         "bitset": "cpp",
         "cctype": "cpp",
         "charconv": "cpp",
@@ -46,8 +54,11 @@
         "clocale": "cpp",
         "cmath": "cpp",
         "codecvt": "cpp",
+        "compare": "cpp",
         "complex": "cpp",
+        "concepts": "cpp",
         "condition_variable": "cpp",
+        "coroutine": "cpp",
         "csignal": "cpp",
         "cstdarg": "cpp",
         "cstddef": "cpp",
@@ -59,9 +70,11 @@
         "cwchar": "cpp",
         "deque": "cpp",
         "exception": "cpp",
-        "filesystem": "cpp",
+        "expected": "cpp",
+        "resumable": "cpp",
+        "format": "cpp",
+        "forward_list": "cpp",
         "fstream": "cpp",
-        "functional": "cpp",
         "future": "cpp",
         "initializer_list": "cpp",
         "iomanip": "cpp",
@@ -74,19 +87,25 @@
         "list": "cpp",
         "locale": "cpp",
         "map": "cpp",
+        "memory": "cpp",
         "mutex": "cpp",
         "new": "cpp",
+        "numeric": "cpp",
         "optional": "cpp",
         "ostream": "cpp",
+        "queue": "cpp",
+        "random": "cpp",
         "ratio": "cpp",
+        "set": "cpp",
         "shared_mutex": "cpp",
+        "source_location": "cpp",
         "sstream": "cpp",
+        "stack": "cpp",
         "stdexcept": "cpp",
+        "stop_token": "cpp",
         "streambuf": "cpp",
         "string": "cpp",
-        "string_view": "cpp",
         "system_error": "cpp",
-        "xthread": "cpp",
         "thread": "cpp",
         "tuple": "cpp",
         "type_traits": "cpp",
@@ -106,30 +125,9 @@
         "xlocnum": "cpp",
         "xloctime": "cpp",
         "xmemory": "cpp",
-        "xmemory0": "cpp",
-        "xstddef": "cpp",
+        "xstring": "cpp",
         "xtr1common": "cpp",
         "xtree": "cpp",
-        "xutility": "cpp",
-        "bit": "cpp",
-        "compare": "cpp",
-        "concepts": "cpp",
-        "coroutine": "cpp",
-        "expected": "cpp",
-        "format": "cpp",
-        "forward_list": "cpp",
-        "source_location": "cpp",
-        "span": "cpp",
-        "stop_token": "cpp",
-        "*.ipp": "cpp",
-        "queue": "cpp",
-        "resumable": "cpp",
-        "numeric": "cpp",
-        "set": "cpp",
-        "*.tcc": "cpp",
-        "cwctype": "cpp",
-        "memory_resource": "cpp",
-        "random": "cpp",
-        "cinttypes": "cpp"
+        "xutility": "cpp"
     }
 }

3rd/ColorConsole.hpp

@@ -0,0 +1,225 @@
+// Based on https://gitee.com/whatitis/ColorfulConsoleIO/ modification
+
+#include <iostream>
+#include <string>
+
+#if defined(_WIN32)
+#include <windows.h>
+#endif   // OS_TYPE_WINDOWS_CC
+
+// Enum class for console text color
+enum class ConsoleColor {
+    Green,
+    Red,
+    Blue,
+    White,
+    Black,
+    Yellow,
+    Purple,
+    Gray,
+    Cyan,
+    None,
+    GreenIntensity,
+    RedIntensity,
+    BlueIntensity,
+    WhiteIntensity,
+    BlackIntensity,
+    YellowIntensity,
+    PurpleIntensity,
+    GrayIntensity,
+    CyanIntensity
+};
+
+// Enum class for console background color
+enum class ConsoleBackgroundColor {
+    Green,
+    Red,
+    Blue,
+    White,
+    Black,
+    Yellow,
+    Purple,
+    Gray,
+    Cyan,
+    None
+};
+
+#if defined(_WIN32)
+// Get the Windows color code for a given ConsoleColor
+inline WORD GetColorCode(ConsoleColor color)
+{
+    switch (color) {
+    case ConsoleColor::Green:
+        return FOREGROUND_GREEN;
+    case ConsoleColor::Black:
+        return 0;
+    case ConsoleColor::Blue:
+        return FOREGROUND_BLUE;
+    case ConsoleColor::Gray:
+        return FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED;
+    case ConsoleColor::Purple:
+        return FOREGROUND_BLUE | FOREGROUND_RED;
+    case ConsoleColor::Red:
+        return FOREGROUND_RED;
+    case ConsoleColor::White:
+        return FOREGROUND_BLUE | FOREGROUND_RED | FOREGROUND_GREEN;
+    case ConsoleColor::Cyan:
+        return FOREGROUND_BLUE | FOREGROUND_GREEN;
+    case ConsoleColor::Yellow:
+        return FOREGROUND_RED | FOREGROUND_GREEN;
+    case ConsoleColor::None:
+        return FOREGROUND_BLUE | FOREGROUND_RED | FOREGROUND_GREEN;
+    case ConsoleColor::GreenIntensity:
+        return FOREGROUND_GREEN | FOREGROUND_INTENSITY;
+    case ConsoleColor::BlackIntensity:
+        return 0;
+    case ConsoleColor::BlueIntensity:
+        return FOREGROUND_BLUE | FOREGROUND_INTENSITY;
+    case ConsoleColor::GrayIntensity:
+        return FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY;
+    case ConsoleColor::PurpleIntensity:
+        return FOREGROUND_BLUE | FOREGROUND_RED | FOREGROUND_INTENSITY;
+    case ConsoleColor::RedIntensity:
+        return FOREGROUND_RED | FOREGROUND_INTENSITY;
+    case ConsoleColor::WhiteIntensity:
+        return FOREGROUND_BLUE | FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY;
+    case ConsoleColor::YellowIntensity:
+        return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY;
+    case ConsoleColor::CyanIntensity:
+        return FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_INTENSITY;
+    default:
+        return 0;
+    }
+}
+#else
+// Get the ANSI escape code for a given ConsoleColor
+inline std::string GetColorCode(ConsoleColor color)
+{
+    switch (color) {
+    case ConsoleColor::Green:
+        return "\033[32m";
+    case ConsoleColor::Black:
+        return "\033[30m";
+    case ConsoleColor::Blue:
+        return "\033[34m";
+    case ConsoleColor::Gray:
+        return "\033[37m";
+    case ConsoleColor::Purple:
+        return "\033[35m";
+    case ConsoleColor::Red:
+        return "\033[31m";
+    case ConsoleColor::White:
+        return "\033[37m";
+    case ConsoleColor::Cyan:
+        return "\033[36m";
+    case ConsoleColor::Yellow:
+        return "\033[33m";
+    case ConsoleColor::None:
+        return "\033[0m";
+    case ConsoleColor::GreenIntensity:
+        return "\033[32m;1m";
+    case ConsoleColor::BlackIntensity:
+        return "\033[30m;1m";
+    case ConsoleColor::BlueIntensity:
+        return "\033[34m;1m";
+    case ConsoleColor::GrayIntensity:
+        return "\033[37m;1m";
+    case ConsoleColor::PurpleIntensity:
+        return "\033[35m;1m";
+    case ConsoleColor::RedIntensity:
+        return "\033[31m;1m";
+    case ConsoleColor::WhiteIntensity:
+        return "\033[37m;1m";
+    case ConsoleColor::YellowIntensity:
+        return "\033[33m;1m";
+    case ConsoleColor::CyanIntensity:
+        return "\033[36m;1m";
+    default:
+        return 0;
+    }
+}
+#endif
+
+#if defined(_WIN32)
+// Get the Windows color code for a given ConsoleBackgroundColor
+inline WORD GetBackgroundColorCode(ConsoleBackgroundColor color)
+{
+    switch (color) {
+    case ConsoleBackgroundColor::Green:
+        return BACKGROUND_GREEN;
+    case ConsoleBackgroundColor::Black:
+        return 0;
+    case ConsoleBackgroundColor::Blue:
+        return BACKGROUND_BLUE;
+    case ConsoleBackgroundColor::Gray:
+        return 0;
+    case ConsoleBackgroundColor::Purple:
+        return BACKGROUND_RED | BACKGROUND_BLUE;
+    case ConsoleBackgroundColor::Red:
+        return BACKGROUND_RED;
+    case ConsoleBackgroundColor::White:
+        return BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_GREEN;
+    case ConsoleBackgroundColor::Cyan:
+        return BACKGROUND_BLUE | BACKGROUND_GREEN;
+    case ConsoleBackgroundColor::Yellow:
+        return BACKGROUND_RED | BACKGROUND_GREEN;
+    case ConsoleBackgroundColor::None:
+        return 0;
+    default:
+        return 0;
+    }
+}
+#else
+// Get the ANSI escape code for a given ConsoleBackgroundColor
+inline std::string GetBackgroundColorCode(ConsoleBackgroundColor color)
+{
+    switch (color) {
+    case ConsoleBackgroundColor::Green:
+        return "\033[42m";
+    case ConsoleBackgroundColor::Black:
+        return "\033[40m";
+    case ConsoleBackgroundColor::Blue:
+        return "\033[44m";
+    case ConsoleBackgroundColor::Gray:
+        return "\033[40m";
+    case ConsoleBackgroundColor::Purple:
+        return "\033[45m";
+    case ConsoleBackgroundColor::Red:
+        return "\033[41m";
+    case ConsoleBackgroundColor::White:
+        return "\033[47m";
+    case ConsoleBackgroundColor::Cyan:
+        return "\033[46m";
+    case ConsoleBackgroundColor::Yellow:
+        return "\033[43m";
+    case ConsoleBackgroundColor::None:
+        return "\033[40m";
+    default:
+        return 0;
+    }
+}
+#endif
+
+// Operator overloading for console text color
+inline std::ostream& operator<<(std::ostream& os, ConsoleColor data)
+{
+#if defined(_WIN32)
+    HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
+    SetConsoleTextAttribute(handle, GetColorCode(data));
+#else
+    std::cout << GetColorCode(data);
+#endif
+    return os;
+}
+
+// Operator overloading for console background color
+inline std::ostream& operator<<(std::ostream& os, ConsoleBackgroundColor data)
+{
+#if defined(_WIN32)
+    HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
+    SetConsoleTextAttribute(handle, GetBackgroundColorCode(data));
+#else
+    std::cout << GetBackgroundColorCode(data);
+#endif
+    return os;
+}

3rd/asio/detail/winapp_thread.hpp

@@ -70,7 +70,7 @@ public:
   static std::size_t hardware_concurrency()
   {
     SYSTEM_INFO system_info;
-    ::GetNativeSystemInfo(&system_info);
+    ::GetNativeSystelog_->info(&system_info);
     return system_info.dwNumberOfProcessors;
   }
 

3rd/asio/detail/wince_thread.hpp

@@ -70,7 +70,7 @@ public:
   static std::size_t hardware_concurrency()
   {
     SYSTEM_INFO system_info;
-    ::GetSystemInfo(&system_info);
+    ::GetSystelog_->info(&system_info);
     return system_info.dwNumberOfProcessors;
   }
 

3rd/fmt/args.h

@@ -17,7 +17,6 @@
 #include "format.h"  // std_string_view
 
 FMT_BEGIN_NAMESPACE
-
 namespace detail {
 
 template <typename T> struct is_reference_wrapper : std::false_type {};
@@ -72,19 +71,13 @@ class dynamic_arg_list {
  * It can be implicitly converted into `fmt::basic_format_args` for passing
  * into type-erased formatting functions such as `fmt::vformat`.
  */
-template <typename Context>
-class dynamic_format_arg_store
-#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409
-    // Workaround a GCC template argument substitution bug.
-    : public basic_format_args<Context>
-#endif
-{
+template <typename Context> class dynamic_format_arg_store {
  private:
   using char_type = typename Context::char_type;
 
   template <typename T> struct need_copy {
     static constexpr detail::type mapped_type =
-        detail::mapped_type_constant<T, Context>::value;
+        detail::mapped_type_constant<T, char_type>::value;
 
     enum {
       value = !(detail::is_reference_wrapper<T>::value ||
@@ -97,7 +90,7 @@ class dynamic_format_arg_store
   };
 
   template <typename T>
-  using stored_type = conditional_t<
+  using stored_t = conditional_t<
       std::is_convertible<T, std::basic_string<char_type>>::value &&
           !detail::is_reference_wrapper<T>::value,
       std::basic_string<char_type>, T>;
@@ -112,41 +105,37 @@ class dynamic_format_arg_store
 
   friend class basic_format_args<Context>;
 
-  auto get_types() const -> unsigned long long {
-    return detail::is_unpacked_bit | data_.size() |
-           (named_info_.empty()
-                ? 0ULL
-                : static_cast<unsigned long long>(detail::has_named_args_bit));
-  }
-
   auto data() const -> const basic_format_arg<Context>* {
     return named_info_.empty() ? data_.data() : data_.data() + 1;
   }
 
   template <typename T> void emplace_arg(const T& arg) {
-    data_.emplace_back(detail::make_arg<Context>(arg));
+    data_.emplace_back(arg);
   }
 
   template <typename T>
   void emplace_arg(const detail::named_arg<char_type, T>& arg) {
-    if (named_info_.empty()) {
-      constexpr const detail::named_arg_info<char_type>* zero_ptr{nullptr};
-      data_.insert(data_.begin(), {zero_ptr, 0});
-    }
-    data_.emplace_back(detail::make_arg<Context>(detail::unwrap(arg.value)));
+    if (named_info_.empty())
+      data_.insert(data_.begin(), basic_format_arg<Context>(nullptr, 0));
+    data_.emplace_back(detail::unwrap(arg.value));
     auto pop_one = [](std::vector<basic_format_arg<Context>>* data) {
       data->pop_back();
     };
     std::unique_ptr<std::vector<basic_format_arg<Context>>, decltype(pop_one)>
         guard{&data_, pop_one};
     named_info_.push_back({arg.name, static_cast<int>(data_.size() - 2u)});
-    data_[0].value_.named_args = {named_info_.data(), named_info_.size()};
+    data_[0] = {named_info_.data(), named_info_.size()};
     guard.release();
   }
 
  public:
   constexpr dynamic_format_arg_store() = default;
 
+  operator basic_format_args<Context>() const {
+    return basic_format_args<Context>(data(), static_cast<int>(data_.size()),
+                                      !named_info_.empty());
+  }
+
   /**
    * Adds an argument into the dynamic store for later passing to a formatting
    * function.
@@ -164,7 +153,7 @@ class dynamic_format_arg_store
    */
   template <typename T> void push_back(const T& arg) {
     if (detail::const_check(need_copy<T>::value))
-      emplace_arg(dynamic_args_.push<stored_type<T>>(arg));
+      emplace_arg(dynamic_args_.push<stored_t<T>>(arg));
     else
       emplace_arg(detail::unwrap(arg));
   }
@@ -200,7 +189,7 @@ class dynamic_format_arg_store
         dynamic_args_.push<std::basic_string<char_type>>(arg.name).c_str();
     if (detail::const_check(need_copy<T>::value)) {
       emplace_arg(
-          fmt::arg(arg_name, dynamic_args_.push<stored_type<T>>(arg.value)));
+          fmt::arg(arg_name, dynamic_args_.push<stored_t<T>>(arg.value)));
     } else {
       emplace_arg(fmt::arg(arg_name, arg.value));
     }
@@ -210,17 +199,20 @@ class dynamic_format_arg_store
   void clear() {
     data_.clear();
     named_info_.clear();
-    dynamic_args_ = detail::dynamic_arg_list();
+    dynamic_args_ = {};
   }
 
   /// Reserves space to store at least `new_cap` arguments including
   /// `new_cap_named` named arguments.
   void reserve(size_t new_cap, size_t new_cap_named) {
     FMT_ASSERT(new_cap >= new_cap_named,
-               "Set of arguments includes set of named arguments");
+               "set of arguments includes set of named arguments");
     data_.reserve(new_cap);
     named_info_.reserve(new_cap_named);
   }
+
+  /// Returns the number of elements in the store.
+  size_t size() const noexcept { return data_.size(); }
 };
 
 FMT_END_NAMESPACE

3rd/fmt/color.h

@@ -330,7 +330,7 @@ FMT_CONSTEXPR inline auto operator|(emphasis lhs, emphasis rhs) noexcept
 namespace detail {
 
 template <typename Char> struct ansi_color_escape {
-  FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color,
+  FMT_CONSTEXPR ansi_color_escape(color_type text_color,
                                   const char* esc) noexcept {
     // If we have a terminal color, we need to output another escape code
     // sequence.
@@ -412,13 +412,13 @@ template <typename Char> struct ansi_color_escape {
 };
 
 template <typename Char>
-FMT_CONSTEXPR auto make_foreground_color(detail::color_type foreground) noexcept
+FMT_CONSTEXPR auto make_foreground_color(color_type foreground) noexcept
     -> ansi_color_escape<Char> {
   return ansi_color_escape<Char>(foreground, "\x1b[38;2;");
 }
 
 template <typename Char>
-FMT_CONSTEXPR auto make_background_color(detail::color_type background) noexcept
+FMT_CONSTEXPR auto make_background_color(color_type background) noexcept
     -> ansi_color_escape<Char> {
   return ansi_color_escape<Char>(background, "\x1b[48;2;");
 }
@@ -434,36 +434,35 @@ template <typename Char> inline void reset_color(buffer<Char>& buffer) {
   buffer.append(reset_color.begin(), reset_color.end());
 }
 
-template <typename T> struct styled_arg : detail::view {
+template <typename T> struct styled_arg : view {
   const T& value;
   text_style style;
   styled_arg(const T& v, text_style s) : value(v), style(s) {}
 };
 
 template <typename Char>
-void vformat_to(
-    buffer<Char>& buf, const text_style& ts, basic_string_view<Char> format_str,
-    basic_format_args<buffered_context<type_identity_t<Char>>> args) {
+void vformat_to(buffer<Char>& buf, const text_style& ts,
+                basic_string_view<Char> fmt,
+                basic_format_args<buffered_context<Char>> args) {
   bool has_style = false;
   if (ts.has_emphasis()) {
     has_style = true;
-    auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis());
+    auto emphasis = make_emphasis<Char>(ts.get_emphasis());
     buf.append(emphasis.begin(), emphasis.end());
   }
   if (ts.has_foreground()) {
     has_style = true;
-    auto foreground = detail::make_foreground_color<Char>(ts.get_foreground());
+    auto foreground = make_foreground_color<Char>(ts.get_foreground());
     buf.append(foreground.begin(), foreground.end());
   }
   if (ts.has_background()) {
     has_style = true;
-    auto background = detail::make_background_color<Char>(ts.get_background());
+    auto background = make_background_color<Char>(ts.get_background());
     buf.append(background.begin(), background.end());
   }
-  detail::vformat_to(buf, format_str, args, {});
-  if (has_style) detail::reset_color<Char>(buf);
+  vformat_to(buf, fmt, args);
+  if (has_style) reset_color<Char>(buf);
 }
-
 }  // namespace detail
 
 inline void vprint(FILE* f, const text_style& ts, string_view fmt,
@@ -485,7 +484,7 @@ inline void vprint(FILE* f, const text_style& ts, string_view fmt,
 template <typename... T>
 void print(FILE* f, const text_style& ts, format_string<T...> fmt,
            T&&... args) {
-  vprint(f, ts, fmt, fmt::make_format_args(args...));
+  vprint(f, ts, fmt.str, vargs<T...>{{args...}});
 }
 
 /**
@@ -524,7 +523,7 @@ inline auto vformat(const text_style& ts, string_view fmt, format_args args)
 template <typename... T>
 inline auto format(const text_style& ts, format_string<T...> fmt, T&&... args)
     -> std::string {
-  return fmt::vformat(ts, fmt, fmt::make_format_args(args...));
+  return fmt::vformat(ts, fmt.str, vargs<T...>{{args...}});
 }
 
 /// Formats a string with the given text_style and writes the output to `out`.
@@ -551,7 +550,7 @@ template <typename OutputIt, typename... T,
           FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)>
 inline auto format_to(OutputIt out, const text_style& ts,
                       format_string<T...> fmt, T&&... args) -> OutputIt {
-  return vformat_to(out, ts, fmt, fmt::make_format_args(args...));
+  return vformat_to(out, ts, fmt.str, vargs<T...>{{args...}});
 }
 
 template <typename T, typename Char>
@@ -560,31 +559,30 @@ struct formatter<detail::styled_arg<T>, Char> : formatter<T, Char> {
   auto format(const detail::styled_arg<T>& arg, FormatContext& ctx) const
       -> decltype(ctx.out()) {
     const auto& ts = arg.style;
-    const auto& value = arg.value;
     auto out = ctx.out();
 
     bool has_style = false;
     if (ts.has_emphasis()) {
       has_style = true;
       auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis());
-      out = std::copy(emphasis.begin(), emphasis.end(), out);
+      out = detail::copy<Char>(emphasis.begin(), emphasis.end(), out);
     }
     if (ts.has_foreground()) {
       has_style = true;
       auto foreground =
           detail::make_foreground_color<Char>(ts.get_foreground());
-      out = std::copy(foreground.begin(), foreground.end(), out);
+      out = detail::copy<Char>(foreground.begin(), foreground.end(), out);
     }
     if (ts.has_background()) {
       has_style = true;
       auto background =
           detail::make_background_color<Char>(ts.get_background());
-      out = std::copy(background.begin(), background.end(), out);
+      out = detail::copy<Char>(background.begin(), background.end(), out);
     }
-    out = formatter<T, Char>::format(value, ctx);
+    out = formatter<T, Char>::format(arg.value, ctx);
     if (has_style) {
       auto reset_color = string_view("\x1b[0m");
-      out = std::copy(reset_color.begin(), reset_color.end(), out);
+      out = detail::copy<Char>(reset_color.begin(), reset_color.end(), out);
     }
     return out;
   }

3rd/fmt/compile.h

@@ -21,12 +21,6 @@ FMT_EXPORT class compiled_string {};
 
 namespace detail {
 
-template <typename T, typename InputIt>
-FMT_CONSTEXPR inline auto copy(InputIt begin, InputIt end, counting_iterator it)
-    -> counting_iterator {
-  return it + (end - begin);
-}
-
 template <typename S>
 struct is_compiled_string : std::is_base_of<compiled_string, S> {};
 
@@ -42,17 +36,16 @@ struct is_compiled_string : std::is_base_of<compiled_string, S> {};
  *     std::string s = fmt::format(FMT_COMPILE("{}"), 42);
  */
 #if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction)
-#  define FMT_COMPILE(s) FMT_STRING_IMPL(s, fmt::compiled_string, explicit)
+#  define FMT_COMPILE(s) FMT_STRING_IMPL(s, fmt::compiled_string)
 #else
 #  define FMT_COMPILE(s) FMT_STRING(s)
 #endif
 
 #if FMT_USE_NONTYPE_TEMPLATE_ARGS
-template <typename Char, size_t N,
-          fmt::detail_exported::fixed_string<Char, N> Str>
+template <typename Char, size_t N, fmt::detail::fixed_string<Char, N> Str>
 struct udl_compiled_string : compiled_string {
   using char_type = Char;
-  explicit constexpr operator basic_string_view<char_type>() const {
+  constexpr explicit operator basic_string_view<char_type>() const {
     return {Str.data, N - 1};
   }
 };
@@ -77,6 +70,29 @@ constexpr const auto& get([[maybe_unused]] const T& first,
     return detail::get<N - 1>(rest...);
 }
 
+#  if FMT_USE_NONTYPE_TEMPLATE_ARGS
+template <int N, typename T, typename... Args, typename Char>
+constexpr auto get_arg_index_by_name(basic_string_view<Char> name) -> int {
+  if constexpr (is_static_named_arg<T>()) {
+    if (name == T::name) return N;
+  }
+  if constexpr (sizeof...(Args) > 0)
+    return get_arg_index_by_name<N + 1, Args...>(name);
+  (void)name;  // Workaround an MSVC bug about "unused" parameter.
+  return -1;
+}
+#  endif
+
+template <typename... Args, typename Char>
+FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view<Char> name) -> int {
+#  if FMT_USE_NONTYPE_TEMPLATE_ARGS
+  if constexpr (sizeof...(Args) > 0)
+    return get_arg_index_by_name<0, Args...>(name);
+#  endif
+  (void)name;
+  return -1;
+}
+
 template <typename Char, typename... Args>
 constexpr int get_arg_index_by_name(basic_string_view<Char> name,
                                     type_list<Args...>) {
@@ -149,8 +165,9 @@ template <typename Char, typename T, int N> struct field {
     if constexpr (std::is_convertible<T, basic_string_view<Char>>::value) {
       auto s = basic_string_view<Char>(arg);
       return copy<Char>(s.begin(), s.end(), out);
+    } else {
+      return write<Char>(out, arg);
     }
-    return write<Char>(out, arg);
   }
 };
 
@@ -275,6 +292,7 @@ constexpr parse_specs_result<T, Char> parse_specs(basic_string_view<Char> str,
 }
 
 template <typename Char> struct arg_id_handler {
+  arg_id_kind kind;
   arg_ref<Char> arg_id;
 
   constexpr int on_auto() {
@@ -282,25 +300,28 @@ template <typename Char> struct arg_id_handler {
     return 0;
   }
   constexpr int on_index(int id) {
+    kind = arg_id_kind::index;
     arg_id = arg_ref<Char>(id);
     return 0;
   }
   constexpr int on_name(basic_string_view<Char> id) {
+    kind = arg_id_kind::name;
     arg_id = arg_ref<Char>(id);
     return 0;
   }
 };
 
 template <typename Char> struct parse_arg_id_result {
+  arg_id_kind kind;
   arg_ref<Char> arg_id;
   const Char* arg_id_end;
 };
 
 template <int ID, typename Char>
 constexpr auto parse_arg_id(const Char* begin, const Char* end) {
-  auto handler = arg_id_handler<Char>{arg_ref<Char>{}};
+  auto handler = arg_id_handler<Char>{arg_id_kind::none, arg_ref<Char>{}};
   auto arg_id_end = parse_arg_id(begin, end, handler);
-  return parse_arg_id_result<Char>{handler.arg_id, arg_id_end};
+  return parse_arg_id_result<Char>{handler.kind, handler.arg_id, arg_id_end};
 }
 
 template <typename T, typename Enable = void> struct field_type {
@@ -363,18 +384,18 @@ constexpr auto compile_format_string(S fmt) {
       constexpr char_type c =
           arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type();
       static_assert(c == '}' || c == ':', "missing '}' in format string");
-      if constexpr (arg_id_result.arg_id.kind == arg_id_kind::index) {
+      if constexpr (arg_id_result.kind == arg_id_kind::index) {
         static_assert(
             ID == manual_indexing_id || ID == 0,
             "cannot switch from automatic to manual argument indexing");
-        constexpr auto arg_index = arg_id_result.arg_id.val.index;
+        constexpr auto arg_index = arg_id_result.arg_id.index;
         return parse_replacement_field_then_tail<get_type<arg_index, Args>,
                                                  Args, arg_id_end_pos,
                                                  arg_index, manual_indexing_id>(
             fmt);
-      } else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) {
+      } else if constexpr (arg_id_result.kind == arg_id_kind::name) {
         constexpr auto arg_index =
-            get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{});
+            get_arg_index_by_name(arg_id_result.arg_id.name, Args{});
         if constexpr (arg_index >= 0) {
           constexpr auto next_id =
               ID != manual_indexing_id ? ID + 1 : manual_indexing_id;
@@ -383,8 +404,7 @@ constexpr auto compile_format_string(S fmt) {
               arg_index, next_id>(fmt);
         } else if constexpr (c == '}') {
           return parse_tail<Args, arg_id_end_pos + 1, ID>(
-              runtime_named_field<char_type>{arg_id_result.arg_id.val.name},
-              fmt);
+              runtime_named_field<char_type>{arg_id_result.arg_id.name}, fmt);
         } else if constexpr (c == ':') {
           return unknown_format();  // no type info for specs parsing
         }
@@ -496,15 +516,17 @@ template <typename S, typename... Args,
           FMT_ENABLE_IF(detail::is_compiled_string<S>::value)>
 FMT_CONSTEXPR20 auto formatted_size(const S& fmt, const Args&... args)
     -> size_t {
-  return fmt::format_to(detail::counting_iterator(), fmt, args...).count();
+  auto buf = detail::counting_buffer<>();
+  fmt::format_to(appender(buf), fmt, args...);
+  return buf.count();
 }
 
 template <typename S, typename... Args,
           FMT_ENABLE_IF(detail::is_compiled_string<S>::value)>
 void print(std::FILE* f, const S& fmt, const Args&... args) {
-  memory_buffer buffer;
-  fmt::format_to(std::back_inserter(buffer), fmt, args...);
-  detail::print(f, {buffer.data(), buffer.size()});
+  auto buf = memory_buffer();
+  fmt::format_to(appender(buf), fmt, args...);
+  detail::print(f, {buf.data(), buf.size()});
 }
 
 template <typename S, typename... Args,
@@ -515,7 +537,7 @@ void print(const S& fmt, const Args&... args) {
 
 #if FMT_USE_NONTYPE_TEMPLATE_ARGS
 inline namespace literals {
-template <detail_exported::fixed_string Str> constexpr auto operator""_cf() {
+template <detail::fixed_string Str> constexpr auto operator""_cf() {
   using char_t = remove_cvref_t<decltype(Str.data[0])>;
   return detail::udl_compiled_string<char_t, sizeof(Str.data) / sizeof(char_t),
                                      Str>();

3rd/fmt/format-inl.h

@@ -14,10 +14,6 @@
 #  include <climits>
 #  include <cmath>
 #  include <exception>
-
-#  if !defined(FMT_STATIC_THOUSANDS_SEPARATOR)
-#    include <locale>
-#  endif
 #endif
 
 #if defined(_WIN32) && !defined(FMT_USE_WRITE_CONSOLE)
@@ -26,16 +22,22 @@
 
 #include "format.h"
 
+#if FMT_USE_LOCALE
+#  include <locale>
+#endif
+
+#ifndef FMT_FUNC
+#  define FMT_FUNC
+#endif
+
 FMT_BEGIN_NAMESPACE
 namespace detail {
 
 FMT_FUNC void assert_fail(const char* file, int line, const char* message) {
   // Use unchecked std::fprintf to avoid triggering another assertion when
-  // writing to stderr fails
-  std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message);
-  // Chosen instead of std::abort to satisfy Clang in CUDA mode during device
-  // code pass.
-  std::terminate();
+  // writing to stderr fails.
+  fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message);
+  abort();
 }
 
 FMT_FUNC void format_error_code(detail::buffer<char>& out, int error_code,
@@ -61,86 +63,95 @@ FMT_FUNC void format_error_code(detail::buffer<char>& out, int error_code,
   FMT_ASSERT(out.size() <= inline_buffer_size, "");
 }
 
-FMT_FUNC void report_error(format_func func, int error_code,
-                           const char* message) noexcept {
+FMT_FUNC void do_report_error(format_func func, int error_code,
+                              const char* message) noexcept {
   memory_buffer full_message;
   func(full_message, error_code, message);
-  // Don't use fwrite_fully because the latter may throw.
+  // Don't use fwrite_all because the latter may throw.
   if (std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0)
     std::fputc('\n', stderr);
 }
 
 // A wrapper around fwrite that throws on error.
-inline void fwrite_fully(const void* ptr, size_t count, FILE* stream) {
+inline void fwrite_all(const void* ptr, size_t count, FILE* stream) {
   size_t written = std::fwrite(ptr, 1, count, stream);
   if (written < count)
     FMT_THROW(system_error(errno, FMT_STRING("cannot write to file")));
 }
 
-#ifndef FMT_STATIC_THOUSANDS_SEPARATOR
+#if FMT_USE_LOCALE
+using std::locale;
+using std::numpunct;
+using std::use_facet;
+
 template <typename Locale>
 locale_ref::locale_ref(const Locale& loc) : locale_(&loc) {
-  static_assert(std::is_same<Locale, std::locale>::value, "");
+  static_assert(std::is_same<Locale, locale>::value, "");
 }
+#else
+struct locale {};
+template <typename Char> struct numpunct {
+  auto grouping() const -> std::string { return "\03"; }
+  auto thousands_sep() const -> Char { return ','; }
+  auto decimal_point() const -> Char { return '.'; }
+};
+template <typename Facet> Facet use_facet(locale) { return {}; }
+#endif  // FMT_USE_LOCALE
 
 template <typename Locale> auto locale_ref::get() const -> Locale {
-  static_assert(std::is_same<Locale, std::locale>::value, "");
-  return locale_ ? *static_cast<const std::locale*>(locale_) : std::locale();
+  static_assert(std::is_same<Locale, locale>::value, "");
+#if FMT_USE_LOCALE
+  if (locale_) return *static_cast<const locale*>(locale_);
+#endif
+  return locale();
 }
 
 template <typename Char>
 FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char> {
-  auto& facet = std::use_facet<std::numpunct<Char>>(loc.get<std::locale>());
+  auto&& facet = use_facet<numpunct<Char>>(loc.get<locale>());
   auto grouping = facet.grouping();
   auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep();
   return {std::move(grouping), thousands_sep};
 }
 template <typename Char>
 FMT_FUNC auto decimal_point_impl(locale_ref loc) -> Char {
-  return std::use_facet<std::numpunct<Char>>(loc.get<std::locale>())
-      .decimal_point();
+  return use_facet<numpunct<Char>>(loc.get<locale>()).decimal_point();
 }
-#else
-template <typename Char>
-FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result<Char> {
-  return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR};
-}
-template <typename Char> FMT_FUNC Char decimal_point_impl(locale_ref) {
-  return '.';
-}
-#endif
 
+#if FMT_USE_LOCALE
 FMT_FUNC auto write_loc(appender out, loc_value value,
                         const format_specs& specs, locale_ref loc) -> bool {
-#ifdef FMT_STATIC_THOUSANDS_SEPARATOR
-  value.visit(loc_writer<>{
-      out, specs, std::string(1, FMT_STATIC_THOUSANDS_SEPARATOR), "\3", "."});
-  return true;
-#else
   auto locale = loc.get<std::locale>();
   // We cannot use the num_put<char> facet because it may produce output in
   // a wrong encoding.
   using facet = format_facet<std::locale>;
   if (std::has_facet<facet>(locale))
-    return std::use_facet<facet>(locale).put(out, value, specs);
+    return use_facet<facet>(locale).put(out, value, specs);
   return facet(locale).put(out, value, specs);
-#endif
 }
+#endif
 }  // namespace detail
 
 FMT_FUNC void report_error(const char* message) {
+#if FMT_USE_EXCEPTIONS
+  // Use FMT_THROW instead of throw to avoid bogus unreachable code warnings
+  // from MSVC.
   FMT_THROW(format_error(message));
+#else
+  fputs(message, stderr);
+  abort();
+#endif
 }
 
 template <typename Locale> typename Locale::id format_facet<Locale>::id;
 
-#ifndef FMT_STATIC_THOUSANDS_SEPARATOR
 template <typename Locale> format_facet<Locale>::format_facet(Locale& loc) {
-  auto& numpunct = std::use_facet<std::numpunct<char>>(loc);
-  grouping_ = numpunct.grouping();
-  if (!grouping_.empty()) separator_ = std::string(1, numpunct.thousands_sep());
+  auto& np = detail::use_facet<detail::numpunct<char>>(loc);
+  grouping_ = np.grouping();
+  if (!grouping_.empty()) separator_ = std::string(1, np.thousands_sep());
 }
 
+#if FMT_USE_LOCALE
 template <>
 FMT_API FMT_FUNC auto format_facet<std::locale>::do_put(
     appender out, loc_value val, const format_specs& specs) const -> bool {
@@ -1425,7 +1436,7 @@ FMT_FUNC void format_system_error(detail::buffer<char>& out, int error_code,
 
 FMT_FUNC void report_system_error(int error_code,
                                   const char* message) noexcept {
-  report_error(format_system_error, error_code, message);
+  do_report_error(format_system_error, error_code, message);
 }
 
 FMT_FUNC auto vformat(string_view fmt, format_args args) -> std::string {
@@ -1438,6 +1449,15 @@ FMT_FUNC auto vformat(string_view fmt, format_args args) -> std::string {
 
 namespace detail {
 
+FMT_FUNC void vformat_to(buffer<char>& buf, string_view fmt, format_args args,
+                         locale_ref loc) {
+  auto out = appender(buf);
+  if (fmt.size() == 2 && equal2(fmt.data(), "{}"))
+    return args.get(0).visit(default_arg_formatter<char>{out});
+  parse_format_string(
+      fmt, format_handler<char>{parse_context<char>(fmt), {out, args, loc}});
+}
+
 template <typename T> struct span {
   T* data;
   size_t size;
@@ -1508,6 +1528,7 @@ template <typename F> class glibc_file : public file_base<F> {
   void init_buffer() {
     if (this->file_->_IO_write_ptr) return;
     // Force buffer initialization by placing and removing a char in a buffer.
+    assume(this->file_->_IO_write_ptr >= this->file_->_IO_write_end);
     putc_unlocked(0, this->file_);
     --this->file_->_IO_write_ptr;
   }
@@ -1615,7 +1636,7 @@ template <typename F> class fallback_file : public file_base<F> {
 };
 
 #ifndef FMT_USE_FALLBACK_FILE
-#  define FMT_USE_FALLBACK_FILE 1
+#  define FMT_USE_FALLBACK_FILE 0
 #endif
 
 template <typename F,
@@ -1692,7 +1713,7 @@ FMT_FUNC void vprint_mojibake(std::FILE* f, string_view fmt, format_args args,
   auto buffer = memory_buffer();
   detail::vformat_to(buffer, fmt, args);
   if (newline) buffer.push_back('\n');
-  fwrite_fully(buffer.data(), buffer.size(), f);
+  fwrite_all(buffer.data(), buffer.size(), f);
 }
 #endif
 
@@ -1704,7 +1725,7 @@ FMT_FUNC void print(std::FILE* f, string_view text) {
     if (write_console(fd, text)) return;
   }
 #endif
-  fwrite_fully(text.data(), text.size(), f);
+  fwrite_all(text.data(), text.size(), f);
 }
 }  // namespace detail
 

3rd/fmt/os.h

@@ -118,7 +118,7 @@ FMT_API void format_windows_error(buffer<char>& out, int error_code,
                                   const char* message) noexcept;
 }
 
-FMT_API std::system_error vwindows_error(int error_code, string_view format_str,
+FMT_API std::system_error vwindows_error(int error_code, string_view fmt,
                                          format_args args);
 
 /**
@@ -146,10 +146,10 @@ FMT_API std::system_error vwindows_error(int error_code, string_view format_str,
  *                                "cannot open file '{}'", filename);
  *     }
  */
-template <typename... Args>
-std::system_error windows_error(int error_code, string_view message,
-                                const Args&... args) {
-  return vwindows_error(error_code, message, fmt::make_format_args(args...));
+template <typename... T>
+auto windows_error(int error_code, string_view message, const T&... args)
+    -> std::system_error {
+  return vwindows_error(error_code, message, vargs<T...>{{args...}});
 }
 
 // Reports a Windows error without throwing an exception.
@@ -164,8 +164,8 @@ inline auto system_category() noexcept -> const std::error_category& {
 // std::system is not available on some platforms such as iOS (#2248).
 #ifdef __OSX__
 template <typename S, typename... Args, typename Char = char_t<S>>
-void say(const S& format_str, Args&&... args) {
-  std::system(format("say \"{}\"", format(format_str, args...)).c_str());
+void say(const S& fmt, Args&&... args) {
+  std::system(format("say \"{}\"", format(fmt, args...)).c_str());
 }
 #endif
 
@@ -176,24 +176,24 @@ class buffered_file {
 
   friend class file;
 
-  explicit buffered_file(FILE* f) : file_(f) {}
+  inline explicit buffered_file(FILE* f) : file_(f) {}
 
  public:
   buffered_file(const buffered_file&) = delete;
   void operator=(const buffered_file&) = delete;
 
   // Constructs a buffered_file object which doesn't represent any file.
-  buffered_file() noexcept : file_(nullptr) {}
+  inline buffered_file() noexcept : file_(nullptr) {}
 
   // Destroys the object closing the file it represents if any.
   FMT_API ~buffered_file() noexcept;
 
  public:
-  buffered_file(buffered_file&& other) noexcept : file_(other.file_) {
+  inline buffered_file(buffered_file&& other) noexcept : file_(other.file_) {
     other.file_ = nullptr;
   }
 
-  auto operator=(buffered_file&& other) -> buffered_file& {
+  inline auto operator=(buffered_file&& other) -> buffered_file& {
     close();
     file_ = other.file_;
     other.file_ = nullptr;
@@ -207,13 +207,13 @@ class buffered_file {
   FMT_API void close();
 
   // Returns the pointer to a FILE object representing this file.
-  auto get() const noexcept -> FILE* { return file_; }
+  inline auto get() const noexcept -> FILE* { return file_; }
 
   FMT_API auto descriptor() const -> int;
 
   template <typename... T>
   inline void print(string_view fmt, const T&... args) {
-    const auto& vargs = fmt::make_format_args(args...);
+    fmt::vargs<T...> vargs = {{args...}};
     detail::is_locking<T...>() ? fmt::vprint_buffered(file_, fmt, vargs)
                                : fmt::vprint(file_, fmt, vargs);
   }
@@ -248,7 +248,7 @@ class FMT_API file {
   };
 
   // Constructs a file object which doesn't represent any file.
-  file() noexcept : fd_(-1) {}
+  inline file() noexcept : fd_(-1) {}
 
   // Opens a file and constructs a file object representing this file.
   file(cstring_view path, int oflag);
@@ -257,10 +257,10 @@ class FMT_API file {
   file(const file&) = delete;
   void operator=(const file&) = delete;
 
-  file(file&& other) noexcept : fd_(other.fd_) { other.fd_ = -1; }
+  inline file(file&& other) noexcept : fd_(other.fd_) { other.fd_ = -1; }
 
   // Move assignment is not noexcept because close may throw.
-  auto operator=(file&& other) -> file& {
+  inline auto operator=(file&& other) -> file& {
     close();
     fd_ = other.fd_;
     other.fd_ = -1;
@@ -271,7 +271,7 @@ class FMT_API file {
   ~file() noexcept;
 
   // Returns the file descriptor.
-  auto descriptor() const noexcept -> int { return fd_; }
+  inline auto descriptor() const noexcept -> int { return fd_; }
 
   // Closes the file.
   void close();
@@ -324,9 +324,9 @@ auto getpagesize() -> long;
 namespace detail {
 
 struct buffer_size {
-  buffer_size() = default;
+  constexpr buffer_size() = default;
   size_t value = 0;
-  auto operator=(size_t val) const -> buffer_size {
+  FMT_CONSTEXPR auto operator=(size_t val) const -> buffer_size {
     auto bs = buffer_size();
     bs.value = val;
     return bs;
@@ -337,7 +337,7 @@ struct ostream_params {
   int oflag = file::WRONLY | file::CREATE | file::TRUNC;
   size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768;
 
-  ostream_params() {}
+  constexpr ostream_params() {}
 
   template <typename... T>
   ostream_params(T... params, int new_oflag) : ostream_params(params...) {
@@ -358,59 +358,47 @@ struct ostream_params {
 #  endif
 };
 
-class file_buffer final : public buffer<char> {
+}  // namespace detail
+
+FMT_INLINE_VARIABLE constexpr auto buffer_size = detail::buffer_size();
+
+/// A fast buffered output stream for writing from a single thread. Writing from
+/// multiple threads without external synchronization may result in a data race.
+class FMT_API ostream : private detail::buffer<char> {
  private:
   file file_;
 
-  FMT_API static void grow(buffer<char>& buf, size_t);
+  ostream(cstring_view path, const detail::ostream_params& params);
+
+  static void grow(buffer<char>& buf, size_t);
 
  public:
-  FMT_API file_buffer(cstring_view path, const ostream_params& params);
-  FMT_API file_buffer(file_buffer&& other) noexcept;
-  FMT_API ~file_buffer();
+  ostream(ostream&& other) noexcept;
+  ~ostream();
 
-  void flush() {
+  operator writer() {
+    detail::buffer<char>& buf = *this;
+    return buf;
+  }
+
+  inline void flush() {
     if (size() == 0) return;
     file_.write(data(), size() * sizeof(data()[0]));
     clear();
   }
 
-  void close() {
-    flush();
-    file_.close();
-  }
-};
-
-}  // namespace detail
-
-constexpr auto buffer_size = detail::buffer_size();
-
-/// A fast output stream for writing from a single thread. Writing from
-/// multiple threads without external synchronization may result in a data race.
-class FMT_API ostream {
- private:
-  FMT_MSC_WARNING(suppress : 4251)
-  detail::file_buffer buffer_;
-
-  ostream(cstring_view path, const detail::ostream_params& params)
-      : buffer_(path, params) {}
-
- public:
-  ostream(ostream&& other) : buffer_(std::move(other.buffer_)) {}
-
-  ~ostream();
-
-  void flush() { buffer_.flush(); }
-
   template <typename... T>
   friend auto output_file(cstring_view path, T... params) -> ostream;
 
-  void close() { buffer_.close(); }
+  inline void close() {
+    flush();
+    file_.close();
+  }
 
   /// Formats `args` according to specifications in `fmt` and writes the
   /// output to the file.
   template <typename... T> void print(format_string<T...> fmt, T&&... args) {
-    vformat_to(appender(buffer_), fmt, fmt::make_format_args(args...));
+    vformat_to(appender(*this), fmt.str, vargs<T...>{{args...}});
   }
 };
 

3rd/fmt/ostream.h

@@ -22,6 +22,14 @@
 
 #include "chrono.h"  // formatbuf
 
+#ifdef _MSVC_STL_UPDATE
+#  define FMT_MSVC_STL_UPDATE _MSVC_STL_UPDATE
+#elif defined(_MSC_VER) && _MSC_VER < 1912  // VS 15.5
+#  define FMT_MSVC_STL_UPDATE _MSVC_LANG
+#else
+#  define FMT_MSVC_STL_UPDATE 0
+#endif
+
 FMT_BEGIN_NAMESPACE
 namespace detail {
 
@@ -35,53 +43,18 @@ class file_access {
   friend auto get_file(BufType& obj) -> FILE* { return obj.*FileMemberPtr; }
 };
 
-#if FMT_MSC_VERSION
+#if FMT_MSVC_STL_UPDATE
 template class file_access<file_access_tag, std::filebuf,
                            &std::filebuf::_Myfile>;
 auto get_file(std::filebuf&) -> FILE*;
 #endif
 
-inline auto write_ostream_unicode(std::ostream& os, fmt::string_view data)
-    -> bool {
-  FILE* f = nullptr;
-#if FMT_MSC_VERSION && FMT_USE_RTTI
-  if (auto* buf = dynamic_cast<std::filebuf*>(os.rdbuf()))
-    f = get_file(*buf);
-  else
-    return false;
-#elif defined(_WIN32) && defined(__GLIBCXX__) && FMT_USE_RTTI
-  auto* rdbuf = os.rdbuf();
-  if (auto* sfbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char>*>(rdbuf))
-    f = sfbuf->file();
-  else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char>*>(rdbuf))
-    f = fbuf->file();
-  else
-    return false;
-#else
-  ignore_unused(os, data, f);
-#endif
-#ifdef _WIN32
-  if (f) {
-    int fd = _fileno(f);
-    if (_isatty(fd)) {
-      os.flush();
-      return write_console(fd, data);
-    }
-  }
-#endif
-  return false;
-}
-inline auto write_ostream_unicode(std::wostream&,
-                                  fmt::basic_string_view<wchar_t>) -> bool {
-  return false;
-}
-
 // Write the content of buf to os.
 // It is a separate function rather than a part of vprint to simplify testing.
 template <typename Char>
 void write_buffer(std::basic_ostream<Char>& os, buffer<Char>& buf) {
   const Char* buf_data = buf.data();
-  using unsigned_streamsize = std::make_unsigned<std::streamsize>::type;
+  using unsigned_streamsize = make_unsigned_t<std::streamsize>;
   unsigned_streamsize size = buf.size();
   unsigned_streamsize max_size = to_unsigned(max_value<std::streamsize>());
   do {
@@ -92,21 +65,9 @@ void write_buffer(std::basic_ostream<Char>& os, buffer<Char>& buf) {
   } while (size != 0);
 }
 
-template <typename Char, typename T>
-void format_value(buffer<Char>& buf, const T& value) {
-  auto&& format_buf = formatbuf<std::basic_streambuf<Char>>(buf);
-  auto&& output = std::basic_ostream<Char>(&format_buf);
-#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR)
-  output.imbue(std::locale::classic());  // The default is always unlocalized.
-#endif
-  output << value;
-  output.exceptions(std::ios_base::failbit | std::ios_base::badbit);
-}
-
 template <typename T> struct streamed_view {
   const T& value;
 };
-
 }  // namespace detail
 
 // Formats an object of type T that has an overloaded ostream operator<<.
@@ -117,7 +78,11 @@ struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> {
   template <typename T, typename Context>
   auto format(const T& value, Context& ctx) const -> decltype(ctx.out()) {
     auto buffer = basic_memory_buffer<Char>();
-    detail::format_value(buffer, value);
+    auto&& formatbuf = detail::formatbuf<std::basic_streambuf<Char>>(buffer);
+    auto&& output = std::basic_ostream<Char>(&formatbuf);
+    output.imbue(std::locale::classic());  // The default is always unlocalized.
+    output << value;
+    output.exceptions(std::ios_base::failbit | std::ios_base::badbit);
     return formatter<basic_string_view<Char>, Char>::format(
         {buffer.data(), buffer.size()}, ctx);
   }
@@ -148,24 +113,30 @@ constexpr auto streamed(const T& value) -> detail::streamed_view<T> {
   return {value};
 }
 
-namespace detail {
-
-inline void vprint_directly(std::ostream& os, string_view format_str,
-                            format_args args) {
+inline void vprint(std::ostream& os, string_view fmt, format_args args) {
   auto buffer = memory_buffer();
-  detail::vformat_to(buffer, format_str, args);
-  detail::write_buffer(os, buffer);
-}
-
-}  // namespace detail
-
-FMT_EXPORT template <typename Char>
-void vprint(std::basic_ostream<Char>& os,
-            basic_string_view<type_identity_t<Char>> format_str,
-            typename detail::vformat_args<Char>::type args) {
-  auto buffer = basic_memory_buffer<Char>();
-  detail::vformat_to(buffer, format_str, args);
-  if (detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) return;
+  detail::vformat_to(buffer, fmt, args);
+  FILE* f = nullptr;
+#if FMT_MSVC_STL_UPDATE && FMT_USE_RTTI
+  if (auto* buf = dynamic_cast<std::filebuf*>(os.rdbuf()))
+    f = detail::get_file(*buf);
+#elif defined(_WIN32) && defined(__GLIBCXX__) && FMT_USE_RTTI
+  auto* rdbuf = os.rdbuf();
+  if (auto* sfbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char>*>(rdbuf))
+    f = sfbuf->file();
+  else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char>*>(rdbuf))
+    f = fbuf->file();
+#endif
+#ifdef _WIN32
+  if (f) {
+    int fd = _fileno(f);
+    if (_isatty(fd)) {
+      os.flush();
+      if (detail::write_console(fd, {buffer.data(), buffer.size()})) return;
+    }
+  }
+#endif
+  detail::ignore_unused(f);
   detail::write_buffer(os, buffer);
 }
 
@@ -178,19 +149,11 @@ void vprint(std::basic_ostream<Char>& os,
  */
 FMT_EXPORT template <typename... T>
 void print(std::ostream& os, format_string<T...> fmt, T&&... args) {
-  const auto& vargs = fmt::make_format_args(args...);
-  if (detail::use_utf8())
-    vprint(os, fmt, vargs);
-  else
-    detail::vprint_directly(os, fmt, vargs);
-}
-
-FMT_EXPORT
-template <typename... Args>
-void print(std::wostream& os,
-           basic_format_string<wchar_t, type_identity_t<Args>...> fmt,
-           Args&&... args) {
-  vprint(os, fmt, fmt::make_format_args<buffered_context<wchar_t>>(args...));
+  fmt::vargs<T...> vargs = {{args...}};
+  if (detail::use_utf8) return vprint(os, fmt.str, vargs);
+  auto buffer = memory_buffer();
+  detail::vformat_to(buffer, fmt.str, vargs);
+  detail::write_buffer(os, buffer);
 }
 
 FMT_EXPORT template <typename... T>
@@ -198,14 +161,6 @@ void println(std::ostream& os, format_string<T...> fmt, T&&... args) {
   fmt::print(os, "{}\n", fmt::format(fmt, std::forward<T>(args)...));
 }
 
-FMT_EXPORT
-template <typename... Args>
-void println(std::wostream& os,
-             basic_format_string<wchar_t, type_identity_t<Args>...> fmt,
-             Args&&... args) {
-  print(os, L"{}\n", fmt::format(fmt, std::forward<Args>(args)...));
-}
-
 FMT_END_NAMESPACE
 
 #endif  // FMT_OSTREAM_H_

3rd/fmt/printf.h

@@ -33,8 +33,9 @@ template <typename Char> class basic_printf_context {
 
  public:
   using char_type = Char;
-  using parse_context_type = basic_format_parse_context<Char>;
+  using parse_context_type = parse_context<Char>;
   template <typename T> using formatter_type = printf_formatter<T>;
+  enum { builtin_types = 1 };
 
   /// Constructs a `printf_context` object. References to the arguments are
   /// stored in the context object so make sure they have appropriate lifetimes.
@@ -54,6 +55,23 @@ template <typename Char> class basic_printf_context {
 
 namespace detail {
 
+// Return the result via the out param to workaround gcc bug 77539.
+template <bool IS_CONSTEXPR, typename T, typename Ptr = const T*>
+FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool {
+  for (out = first; out != last; ++out) {
+    if (*out == value) return true;
+  }
+  return false;
+}
+
+template <>
+inline auto find<false, char>(const char* first, const char* last, char value,
+                              const char*& out) -> bool {
+  out =
+      static_cast<const char*>(memchr(first, value, to_unsigned(last - first)));
+  return out != nullptr;
+}
+
 // Checks if a value fits in int - used to avoid warnings about comparing
 // signed and unsigned integers.
 template <bool IsSigned> struct int_checker {
@@ -61,7 +79,7 @@ template <bool IsSigned> struct int_checker {
     unsigned max = to_unsigned(max_value<int>());
     return value <= max;
   }
-  static auto fits_in_int(bool) -> bool { return true; }
+  inline static auto fits_in_int(bool) -> bool { return true; }
 };
 
 template <> struct int_checker<true> {
@@ -69,7 +87,7 @@ template <> struct int_checker<true> {
     return value >= (std::numeric_limits<int>::min)() &&
            value <= max_value<int>();
   }
-  static auto fits_in_int(int) -> bool { return true; }
+  inline static auto fits_in_int(int) -> bool { return true; }
 };
 
 struct printf_precision_handler {
@@ -127,25 +145,19 @@ template <typename T, typename Context> class arg_converter {
     using target_type = conditional_t<std::is_same<T, void>::value, U, T>;
     if (const_check(sizeof(target_type) <= sizeof(int))) {
       // Extra casts are used to silence warnings.
-      if (is_signed) {
-        auto n = static_cast<int>(static_cast<target_type>(value));
-        arg_ = detail::make_arg<Context>(n);
-      } else {
-        using unsigned_type = typename make_unsigned_or_bool<target_type>::type;
-        auto n = static_cast<unsigned>(static_cast<unsigned_type>(value));
-        arg_ = detail::make_arg<Context>(n);
-      }
+      using unsigned_type = typename make_unsigned_or_bool<target_type>::type;
+      if (is_signed)
+        arg_ = static_cast<int>(static_cast<target_type>(value));
+      else
+        arg_ = static_cast<unsigned>(static_cast<unsigned_type>(value));
     } else {
-      if (is_signed) {
-        // glibc's printf doesn't sign extend arguments of smaller types:
-        //   std::printf("%lld", -42);  // prints "4294967254"
-        // but we don't have to do the same because it's a UB.
-        auto n = static_cast<long long>(value);
-        arg_ = detail::make_arg<Context>(n);
-      } else {
-        auto n = static_cast<typename make_unsigned_or_bool<U>::type>(value);
-        arg_ = detail::make_arg<Context>(n);
-      }
+      // glibc's printf doesn't sign extend arguments of smaller types:
+      //   std::printf("%lld", -42);  // prints "4294967254"
+      // but we don't have to do the same because it's a UB.
+      if (is_signed)
+        arg_ = static_cast<long long>(value);
+      else
+        arg_ = static_cast<typename make_unsigned_or_bool<U>::type>(value);
     }
   }
 
@@ -172,8 +184,7 @@ template <typename Context> class char_converter {
 
   template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
   void operator()(T value) {
-    auto c = static_cast<typename Context::char_type>(value);
-    arg_ = detail::make_arg<Context>(c);
+    arg_ = static_cast<typename Context::char_type>(value);
   }
 
   template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
@@ -194,13 +205,13 @@ class printf_width_handler {
   format_specs& specs_;
 
  public:
-  explicit printf_width_handler(format_specs& specs) : specs_(specs) {}
+  inline explicit printf_width_handler(format_specs& specs) : specs_(specs) {}
 
   template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
   auto operator()(T value) -> unsigned {
     auto width = static_cast<uint32_or_64_or_128_t<T>>(value);
     if (detail::is_negative(value)) {
-      specs_.align = align::left;
+      specs_.set_align(align::left);
       width = 0 - width;
     }
     unsigned int_max = to_unsigned(max_value<int>());
@@ -234,69 +245,74 @@ class printf_arg_formatter : public arg_formatter<Char> {
 
   void write_null_pointer(bool is_string = false) {
     auto s = this->specs;
-    s.type = presentation_type::none;
+    s.set_type(presentation_type::none);
     write_bytes<Char>(this->out, is_string ? "(null)" : "(nil)", s);
   }
 
+  template <typename T> void write(T value) {
+    detail::write<Char>(this->out, value, this->specs, this->locale);
+  }
+
  public:
   printf_arg_formatter(basic_appender<Char> iter, format_specs& s,
                        context_type& ctx)
       : base(make_arg_formatter(iter, s)), context_(ctx) {}
 
-  void operator()(monostate value) { base::operator()(value); }
+  void operator()(monostate value) { write(value); }
 
   template <typename T, FMT_ENABLE_IF(detail::is_integral<T>::value)>
   void operator()(T value) {
     // MSVC2013 fails to compile separate overloads for bool and Char so use
     // std::is_same instead.
     if (!std::is_same<T, Char>::value) {
-      base::operator()(value);
+      write(value);
       return;
     }
     format_specs s = this->specs;
-    if (s.type != presentation_type::none && s.type != presentation_type::chr) {
+    if (s.type() != presentation_type::none &&
+        s.type() != presentation_type::chr) {
       return (*this)(static_cast<int>(value));
     }
-    s.sign = sign::none;
-    s.alt = false;
-    s.fill = ' ';  // Ignore '0' flag for char types.
+    s.set_sign(sign::none);
+    s.clear_alt();
+    s.set_fill(' ');  // Ignore '0' flag for char types.
     // align::numeric needs to be overwritten here since the '0' flag is
     // ignored for non-numeric types
-    if (s.align == align::none || s.align == align::numeric)
-      s.align = align::right;
-    write<Char>(this->out, static_cast<Char>(value), s);
+    if (s.align() == align::none || s.align() == align::numeric)
+      s.set_align(align::right);
+    detail::write<Char>(this->out, static_cast<Char>(value), s);
   }
 
   template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)>
   void operator()(T value) {
-    base::operator()(value);
+    write(value);
   }
 
   void operator()(const char* value) {
     if (value)
-      base::operator()(value);
+      write(value);
     else
-      write_null_pointer(this->specs.type != presentation_type::pointer);
+      write_null_pointer(this->specs.type() != presentation_type::pointer);
   }
 
   void operator()(const wchar_t* value) {
     if (value)
-      base::operator()(value);
+      write(value);
     else
-      write_null_pointer(this->specs.type != presentation_type::pointer);
+      write_null_pointer(this->specs.type() != presentation_type::pointer);
   }
 
-  void operator()(basic_string_view<Char> value) { base::operator()(value); }
+  void operator()(basic_string_view<Char> value) { write(value); }
 
   void operator()(const void* value) {
     if (value)
-      base::operator()(value);
+      write(value);
     else
       write_null_pointer();
   }
 
   void operator()(typename basic_format_arg<context_type>::handle handle) {
-    auto parse_ctx = basic_format_parse_context<Char>({});
+    auto parse_ctx = parse_context<Char>({});
     handle.format(parse_ctx, context_);
   }
 };
@@ -305,23 +321,14 @@ template <typename Char>
 void parse_flags(format_specs& specs, const Char*& it, const Char* end) {
   for (; it != end; ++it) {
     switch (*it) {
-    case '-':
-      specs.align = align::left;
-      break;
-    case '+':
-      specs.sign = sign::plus;
-      break;
-    case '0':
-      specs.fill = '0';
-      break;
+    case '-': specs.set_align(align::left); break;
+    case '+': specs.set_sign(sign::plus); break;
+    case '0': specs.set_fill('0'); break;
     case ' ':
-      if (specs.sign != sign::plus) specs.sign = sign::space;
+      if (specs.sign() != sign::plus) specs.set_sign(sign::space);
       break;
-    case '#':
-      specs.alt = true;
-      break;
-    default:
-      return;
+    case '#': specs.set_alt(); break;
+    default:  return;
     }
   }
 }
@@ -339,7 +346,7 @@ auto parse_header(const Char*& it, const Char* end, format_specs& specs,
       ++it;
       arg_index = value != -1 ? value : max_value<int>();
     } else {
-      if (c == '0') specs.fill = '0';
+      if (c == '0') specs.set_fill('0');
       if (value != 0) {
         // Nonzero value means that we parsed width and don't need to
         // parse it or flags again, so return now.
@@ -369,43 +376,22 @@ inline auto parse_printf_presentation_type(char c, type t, bool& upper)
   using pt = presentation_type;
   constexpr auto integral_set = sint_set | uint_set | bool_set | char_set;
   switch (c) {
-  case 'd':
-    return in(t, integral_set) ? pt::dec : pt::none;
-  case 'o':
-    return in(t, integral_set) ? pt::oct : pt::none;
-  case 'X':
-    upper = true;
-    FMT_FALLTHROUGH;
-  case 'x':
-    return in(t, integral_set) ? pt::hex : pt::none;
-  case 'E':
-    upper = true;
-    FMT_FALLTHROUGH;
-  case 'e':
-    return in(t, float_set) ? pt::exp : pt::none;
-  case 'F':
-    upper = true;
-    FMT_FALLTHROUGH;
-  case 'f':
-    return in(t, float_set) ? pt::fixed : pt::none;
-  case 'G':
-    upper = true;
-    FMT_FALLTHROUGH;
-  case 'g':
-    return in(t, float_set) ? pt::general : pt::none;
-  case 'A':
-    upper = true;
-    FMT_FALLTHROUGH;
-  case 'a':
-    return in(t, float_set) ? pt::hexfloat : pt::none;
-  case 'c':
-    return in(t, integral_set) ? pt::chr : pt::none;
-  case 's':
-    return in(t, string_set | cstring_set) ? pt::string : pt::none;
-  case 'p':
-    return in(t, pointer_set | cstring_set) ? pt::pointer : pt::none;
-  default:
-    return pt::none;
+  case 'd': return in(t, integral_set) ? pt::dec : pt::none;
+  case 'o': return in(t, integral_set) ? pt::oct : pt::none;
+  case 'X': upper = true; FMT_FALLTHROUGH;
+  case 'x': return in(t, integral_set) ? pt::hex : pt::none;
+  case 'E': upper = true; FMT_FALLTHROUGH;
+  case 'e': return in(t, float_set) ? pt::exp : pt::none;
+  case 'F': upper = true; FMT_FALLTHROUGH;
+  case 'f': return in(t, float_set) ? pt::fixed : pt::none;
+  case 'G': upper = true; FMT_FALLTHROUGH;
+  case 'g': return in(t, float_set) ? pt::general : pt::none;
+  case 'A': upper = true; FMT_FALLTHROUGH;
+  case 'a': return in(t, float_set) ? pt::hexfloat : pt::none;
+  case 'c': return in(t, integral_set) ? pt::chr : pt::none;
+  case 's': return in(t, string_set | cstring_set) ? pt::string : pt::none;
+  case 'p': return in(t, pointer_set | cstring_set) ? pt::pointer : pt::none;
+  default:  return pt::none;
   }
 }
 
@@ -415,7 +401,7 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
   using iterator = basic_appender<Char>;
   auto out = iterator(buf);
   auto context = basic_printf_context<Char>(out, args);
-  auto parse_ctx = basic_format_parse_context<Char>(format);
+  auto parse_ctx = parse_context<Char>(format);
 
   // Returns the argument with specified index or, if arg_index is -1, the next
   // argument.
@@ -444,7 +430,7 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
     write(out, basic_string_view<Char>(start, to_unsigned(it - 1 - start)));
 
     auto specs = format_specs();
-    specs.align = align::right;
+    specs.set_align(align::right);
 
     // Parse argument index, flags and width.
     int arg_index = parse_header(it, end, specs, get_arg);
@@ -468,9 +454,9 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
     auto arg = get_arg(arg_index);
     // For d, i, o, u, x, and X conversion specifiers, if a precision is
     // specified, the '0' flag is ignored
-    if (specs.precision >= 0 && arg.is_integral()) {
+    if (specs.precision >= 0 && is_integral_type(arg.type())) {
       // Ignore '0' for non-numeric types or if '-' present.
-      specs.fill = ' ';
+      specs.set_fill(' ');
     }
     if (specs.precision >= 0 && arg.type() == type::cstring_type) {
       auto str = arg.visit(get_cstring<Char>());
@@ -478,15 +464,16 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
       auto nul = std::find(str, str_end, Char());
       auto sv = basic_string_view<Char>(
           str, to_unsigned(nul != str_end ? nul - str : specs.precision));
-      arg = make_arg<basic_printf_context<Char>>(sv);
+      arg = sv;
     }
-    if (specs.alt && arg.visit(is_zero_int())) specs.alt = false;
-    if (specs.fill.template get<Char>() == '0') {
-      if (arg.is_arithmetic() && specs.align != align::left)
-        specs.align = align::numeric;
-      else
-        specs.fill = ' ';  // Ignore '0' flag for non-numeric types or if '-'
-                           // flag is also present.
+    if (specs.alt() && arg.visit(is_zero_int())) specs.clear_alt();
+    if (specs.fill_unit<Char>() == '0') {
+      if (is_arithmetic_type(arg.type()) && specs.align() != align::left) {
+        specs.set_align(align::numeric);
+      } else {
+        // Ignore '0' flag for non-numeric types or if '-' flag is also present.
+        specs.set_fill(' ');
+      }
     }
 
     // Parse length and convert the argument to the required type.
@@ -511,44 +498,34 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
         convert_arg<long>(arg, t);
       }
       break;
-    case 'j':
-      convert_arg<intmax_t>(arg, t);
-      break;
-    case 'z':
-      convert_arg<size_t>(arg, t);
-      break;
-    case 't':
-      convert_arg<std::ptrdiff_t>(arg, t);
-      break;
+    case 'j': convert_arg<intmax_t>(arg, t); break;
+    case 'z': convert_arg<size_t>(arg, t); break;
+    case 't': convert_arg<std::ptrdiff_t>(arg, t); break;
     case 'L':
       // printf produces garbage when 'L' is omitted for long double, no
       // need to do the same.
       break;
-    default:
-      --it;
-      convert_arg<void>(arg, c);
+    default: --it; convert_arg<void>(arg, c);
     }
 
     // Parse type.
     if (it == end) report_error("invalid format string");
     char type = static_cast<char>(*it++);
-    if (arg.is_integral()) {
+    if (is_integral_type(arg.type())) {
       // Normalize type.
       switch (type) {
       case 'i':
-      case 'u':
-        type = 'd';
-        break;
+      case 'u': type = 'd'; break;
       case 'c':
         arg.visit(char_converter<basic_printf_context<Char>>(arg));
         break;
       }
     }
     bool upper = false;
-    specs.type = parse_printf_presentation_type(type, arg.type(), upper);
-    if (specs.type == presentation_type::none)
+    specs.set_type(parse_printf_presentation_type(type, arg.type(), upper));
+    if (specs.type() == presentation_type::none)
       report_error("invalid format specifier");
-    specs.upper = upper;
+    if (upper) specs.set_upper();
 
     start = it;
 
@@ -583,7 +560,7 @@ inline auto vsprintf(basic_string_view<Char> fmt,
     -> std::basic_string<Char> {
   auto buf = basic_memory_buffer<Char>();
   detail::vprintf(buf, fmt, args);
-  return to_string(buf);
+  return {buf.data(), buf.size()};
 }
 
 /**
@@ -594,7 +571,7 @@ inline auto vsprintf(basic_string_view<Char> fmt,
  *
  *     std::string message = fmt::sprintf("The answer is %d", 42);
  */
-template <typename S, typename... T, typename Char = char_t<S>>
+template <typename S, typename... T, typename Char = detail::char_t<S>>
 inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string<Char> {
   return vsprintf(detail::to_string_view(fmt),
                   fmt::make_format_args<basic_printf_context<Char>>(args...));
@@ -619,7 +596,7 @@ inline auto vfprintf(std::FILE* f, basic_string_view<Char> fmt,
  *
  *     fmt::fprintf(stderr, "Don't %s!", "panic");
  */
-template <typename S, typename... T, typename Char = char_t<S>>
+template <typename S, typename... T, typename Char = detail::char_t<S>>
 inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int {
   return vfprintf(f, detail::to_string_view(fmt),
                   make_printf_args<Char>(args...));

3rd/fmt/ranges.h

@@ -44,18 +44,6 @@ template <typename T> class is_set {
       !std::is_void<decltype(check<T>(nullptr))>::value && !is_map<T>::value;
 };
 
-template <typename... Ts> struct conditional_helper {};
-
-template <typename T, typename _ = void> struct is_range_ : std::false_type {};
-
-#if !FMT_MSC_VERSION || FMT_MSC_VERSION > 1800
-
-#  define FMT_DECLTYPE_RETURN(val)  \
-    ->decltype(val) { return val; } \
-    static_assert(                  \
-        true, "")  // This makes it so that a semicolon is required after the
-                   // macro, which helps clang-format handle the formatting.
-
 // C array overload
 template <typename T, std::size_t N>
 auto range_begin(const T (&arr)[N]) -> const T* {
@@ -76,9 +64,13 @@ struct has_member_fn_begin_end_t<T, void_t<decltype(*std::declval<T>().begin()),
 
 // Member function overloads.
 template <typename T>
-auto range_begin(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).begin());
+auto range_begin(T&& rng) -> decltype(static_cast<T&&>(rng).begin()) {
+  return static_cast<T&&>(rng).begin();
+}
 template <typename T>
-auto range_end(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).end());
+auto range_end(T&& rng) -> decltype(static_cast<T&&>(rng).end()) {
+  return static_cast<T&&>(rng).end();
+}
 
 // ADL overloads. Only participate in overload resolution if member functions
 // are not found.
@@ -115,17 +107,16 @@ struct has_mutable_begin_end<
               // SFINAE properly unless there are distinct types
               int>> : std::true_type {};
 
+template <typename T, typename _ = void> struct is_range_ : std::false_type {};
 template <typename T>
 struct is_range_<T, void>
     : std::integral_constant<bool, (has_const_begin_end<T>::value ||
                                     has_mutable_begin_end<T>::value)> {};
-#  undef FMT_DECLTYPE_RETURN
-#endif
 
 // tuple_size and tuple_element check.
 template <typename T> class is_tuple_like_ {
-  template <typename U>
-  static auto check(U* p) -> decltype(std::tuple_size<U>::value, int());
+  template <typename U, typename V = typename std::remove_cv<U>::type>
+  static auto check(U* p) -> decltype(std::tuple_size<V>::value, 0);
   template <typename> static void check(...);
 
  public:
@@ -266,12 +257,12 @@ template <range_format K>
 using range_format_constant = std::integral_constant<range_format, K>;
 
 // These are not generic lambdas for compatibility with C++11.
-template <typename ParseContext> struct parse_empty_specs {
+template <typename Char> struct parse_empty_specs {
   template <typename Formatter> FMT_CONSTEXPR void operator()(Formatter& f) {
     f.parse(ctx);
     detail::maybe_set_debug_format(f, true);
   }
-  ParseContext& ctx;
+  parse_context<Char>& ctx;
 };
 template <typename FormatContext> struct format_tuple_element {
   using char_type = typename FormatContext::char_type;
@@ -327,11 +318,17 @@ struct formatter<Tuple, Char,
     closing_bracket_ = close;
   }
 
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     auto it = ctx.begin();
-    if (it != ctx.end() && *it != '}') report_error("invalid format specifier");
-    detail::for_each(formatters_, detail::parse_empty_specs<ParseContext>{ctx});
+    auto end = ctx.end();
+    if (it != end && detail::to_ascii(*it) == 'n') {
+      ++it;
+      set_brackets({}, {});
+      set_separator({});
+    }
+    if (it != end && *it != '}') report_error("invalid format specifier");
+    ctx.advance_to(it);
+    detail::for_each(formatters_, detail::parse_empty_specs<Char>{ctx});
     return it;
   }
 
@@ -352,38 +349,17 @@ template <typename T, typename Char> struct is_range {
 };
 
 namespace detail {
-template <typename Context> struct range_mapper {
-  using mapper = arg_mapper<Context>;
-
-  template <typename T,
-            FMT_ENABLE_IF(has_formatter<remove_cvref_t<T>, Context>::value)>
-  static auto map(T&& value) -> T&& {
-    return static_cast<T&&>(value);
-  }
-  template <typename T,
-            FMT_ENABLE_IF(!has_formatter<remove_cvref_t<T>, Context>::value)>
-  static auto map(T&& value)
-      -> decltype(mapper().map(static_cast<T&&>(value))) {
-    return mapper().map(static_cast<T&&>(value));
-  }
-};
 
 template <typename Char, typename Element>
-using range_formatter_type =
-    formatter<remove_cvref_t<decltype(range_mapper<buffered_context<Char>>{}
-                                          .map(std::declval<Element>()))>,
-              Char>;
+using range_formatter_type = formatter<remove_cvref_t<Element>, Char>;
 
 template <typename R>
 using maybe_const_range =
     conditional_t<has_const_begin_end<R>::value, const R, R>;
 
-// Workaround a bug in MSVC 2015 and earlier.
-#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910
 template <typename R, typename Char>
 struct is_formattable_delayed
     : is_formattable<uncvref_type<maybe_const_range<R>>, Char> {};
-#endif
 }  // namespace detail
 
 template <typename...> struct conjunction : std::true_type {};
@@ -415,7 +391,7 @@ struct range_formatter<
     auto buf = basic_memory_buffer<Char>();
     for (; it != end; ++it) buf.push_back(*it);
     auto specs = format_specs();
-    specs.type = presentation_type::debug;
+    specs.set_type(presentation_type::debug);
     return detail::write<Char>(
         out, basic_string_view<Char>(buf.data(), buf.size()), specs);
   }
@@ -443,8 +419,7 @@ struct range_formatter<
     closing_bracket_ = close;
   }
 
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     auto it = ctx.begin();
     auto end = ctx.end();
     detail::maybe_set_debug_format(underlying_, true);
@@ -486,7 +461,6 @@ struct range_formatter<
 
   template <typename R, typename FormatContext>
   auto format(R&& range, FormatContext& ctx) const -> decltype(ctx.out()) {
-    auto mapper = detail::range_mapper<buffered_context<Char>>();
     auto out = ctx.out();
     auto it = detail::range_begin(range);
     auto end = detail::range_end(range);
@@ -498,7 +472,7 @@ struct range_formatter<
       if (i > 0) out = detail::copy<Char>(separator_, out);
       ctx.advance_to(out);
       auto&& item = *it;  // Need an lvalue
-      out = underlying_.format(mapper.map(item), ctx);
+      out = underlying_.format(item, ctx);
       ++i;
     }
     out = detail::copy<Char>(closing_bracket_, out);
@@ -521,13 +495,8 @@ struct formatter<
             range_format_kind<R, Char>::value != range_format::disabled &&
             range_format_kind<R, Char>::value != range_format::map &&
             range_format_kind<R, Char>::value != range_format::string &&
-            range_format_kind<R, Char>::value != range_format::debug_string>
-// Workaround a bug in MSVC 2015 and earlier.
-#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910
-        ,
-        detail::is_formattable_delayed<R, Char>
-#endif
-        >::value>> {
+            range_format_kind<R, Char>::value != range_format::debug_string>,
+        detail::is_formattable_delayed<R, Char>>::value>> {
  private:
   using range_type = detail::maybe_const_range<R>;
   range_formatter<detail::uncvref_type<range_type>, Char> range_formatter_;
@@ -543,8 +512,7 @@ struct formatter<
                                   detail::string_literal<Char, '}'>{});
   }
 
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     return range_formatter_.parse(ctx);
   }
 
@@ -571,8 +539,7 @@ struct formatter<
  public:
   FMT_CONSTEXPR formatter() {}
 
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     auto it = ctx.begin();
     auto end = ctx.end();
     if (it != end) {
@@ -586,7 +553,7 @@ struct formatter<
       }
       ctx.advance_to(it);
     }
-    detail::for_each(formatters_, detail::parse_empty_specs<ParseContext>{ctx});
+    detail::for_each(formatters_, detail::parse_empty_specs<Char>{ctx});
     return it;
   }
 
@@ -596,12 +563,11 @@ struct formatter<
     basic_string_view<Char> open = detail::string_literal<Char, '{'>{};
     if (!no_delimiters_) out = detail::copy<Char>(open, out);
     int i = 0;
-    auto mapper = detail::range_mapper<buffered_context<Char>>();
     basic_string_view<Char> sep = detail::string_literal<Char, ',', ' '>{};
     for (auto&& value : map) {
       if (i > 0) out = detail::copy<Char>(sep, out);
       ctx.advance_to(out);
-      detail::for_each2(formatters_, mapper.map(value),
+      detail::for_each2(formatters_, value,
                         detail::format_tuple_element<FormatContext>{
                             0, ctx, detail::string_literal<Char, ':', ' '>{}});
       ++i;
@@ -631,8 +597,7 @@ struct formatter<
   formatter<string_type, Char> underlying_;
 
  public:
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     return underlying_.parse(ctx);
   }
 
@@ -673,22 +638,22 @@ struct formatter<join_view<It, Sentinel, Char>, Char> {
 #endif
   formatter<remove_cvref_t<value_type>, Char> value_formatter_;
 
-  using view_ref = conditional_t<std::is_copy_constructible<It>::value,
-                                 const join_view<It, Sentinel, Char>&,
-                                 join_view<It, Sentinel, Char>&&>;
+  using view = conditional_t<std::is_copy_constructible<It>::value,
+                             const join_view<It, Sentinel, Char>,
+                             join_view<It, Sentinel, Char>>;
 
  public:
   using nonlocking = void;
 
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const Char* {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     return value_formatter_.parse(ctx);
   }
 
   template <typename FormatContext>
-  auto format(view_ref& value, FormatContext& ctx) const
-      -> decltype(ctx.out()) {
-    auto it = std::forward<view_ref>(value).begin;
+  auto format(view& value, FormatContext& ctx) const -> decltype(ctx.out()) {
+    using iter =
+        conditional_t<std::is_copy_constructible<view>::value, It, It&>;
+    iter it = value.begin;
     auto out = ctx.out();
     if (it == value.end) return out;
     out = value_formatter_.format(*it, ctx);
@@ -703,39 +668,11 @@ struct formatter<join_view<It, Sentinel, Char>, Char> {
   }
 };
 
-/// Returns a view that formats the iterator range `[begin, end)` with elements
-/// separated by `sep`.
-template <typename It, typename Sentinel>
-auto join(It begin, Sentinel end, string_view sep) -> join_view<It, Sentinel> {
-  return {std::move(begin), end, sep};
-}
-
-/**
- * Returns a view that formats `range` with elements separated by `sep`.
- *
- * **Example**:
- *
- *     auto v = std::vector<int>{1, 2, 3};
- *     fmt::print("{}", fmt::join(v, ", "));
- *     // Output: 1, 2, 3
- *
- * `fmt::join` applies passed format specifiers to the range elements:
- *
- *     fmt::print("{:02}", fmt::join(v, ", "));
- *     // Output: 01, 02, 03
- */
-template <typename Range>
-auto join(Range&& r, string_view sep)
-    -> join_view<decltype(detail::range_begin(r)),
-                 decltype(detail::range_end(r))> {
-  return {detail::range_begin(r), detail::range_end(r), sep};
-}
-
-template <typename Char, typename... T> struct tuple_join_view : detail::view {
-  const std::tuple<T...>& tuple;
+template <typename Char, typename Tuple> struct tuple_join_view : detail::view {
+  const Tuple& tuple;
   basic_string_view<Char> sep;
 
-  tuple_join_view(const std::tuple<T...>& t, basic_string_view<Char> s)
+  tuple_join_view(const Tuple& t, basic_string_view<Char> s)
       : tuple(t), sep{s} {}
 };
 
@@ -746,37 +683,36 @@ template <typename Char, typename... T> struct tuple_join_view : detail::view {
 #  define FMT_TUPLE_JOIN_SPECIFIERS 0
 #endif
 
-template <typename Char, typename... T>
-struct formatter<tuple_join_view<Char, T...>, Char> {
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
-    return do_parse(ctx, std::integral_constant<size_t, sizeof...(T)>());
+template <typename Char, typename Tuple>
+struct formatter<tuple_join_view<Char, Tuple>, Char,
+                 enable_if_t<is_tuple_like<Tuple>::value>> {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
+    return do_parse(ctx, std::tuple_size<Tuple>());
   }
 
   template <typename FormatContext>
-  auto format(const tuple_join_view<Char, T...>& value,
+  auto format(const tuple_join_view<Char, Tuple>& value,
               FormatContext& ctx) const -> typename FormatContext::iterator {
-    return do_format(value, ctx,
-                     std::integral_constant<size_t, sizeof...(T)>());
+    return do_format(value, ctx, std::tuple_size<Tuple>());
   }
 
  private:
-  std::tuple<formatter<typename std::decay<T>::type, Char>...> formatters_;
+  decltype(detail::tuple::get_formatters<Tuple, Char>(
+      detail::tuple_index_sequence<Tuple>())) formatters_;
 
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto do_parse(ParseContext& ctx,
+  FMT_CONSTEXPR auto do_parse(parse_context<Char>& ctx,
                               std::integral_constant<size_t, 0>)
-      -> decltype(ctx.begin()) {
+      -> const Char* {
     return ctx.begin();
   }
 
-  template <typename ParseContext, size_t N>
-  FMT_CONSTEXPR auto do_parse(ParseContext& ctx,
+  template <size_t N>
+  FMT_CONSTEXPR auto do_parse(parse_context<Char>& ctx,
                               std::integral_constant<size_t, N>)
-      -> decltype(ctx.begin()) {
+      -> const Char* {
     auto end = ctx.begin();
 #if FMT_TUPLE_JOIN_SPECIFIERS
-    end = std::get<sizeof...(T) - N>(formatters_).parse(ctx);
+    end = std::get<std::tuple_size<Tuple>::value - N>(formatters_).parse(ctx);
     if (N > 1) {
       auto end1 = do_parse(ctx, std::integral_constant<size_t, N - 1>());
       if (end != end1)
@@ -787,18 +723,20 @@ struct formatter<tuple_join_view<Char, T...>, Char> {
   }
 
   template <typename FormatContext>
-  auto do_format(const tuple_join_view<Char, T...>&, FormatContext& ctx,
+  auto do_format(const tuple_join_view<Char, Tuple>&, FormatContext& ctx,
                  std::integral_constant<size_t, 0>) const ->
       typename FormatContext::iterator {
     return ctx.out();
   }
 
   template <typename FormatContext, size_t N>
-  auto do_format(const tuple_join_view<Char, T...>& value, FormatContext& ctx,
+  auto do_format(const tuple_join_view<Char, Tuple>& value, FormatContext& ctx,
                  std::integral_constant<size_t, N>) const ->
       typename FormatContext::iterator {
-    auto out = std::get<sizeof...(T) - N>(formatters_)
-                   .format(std::get<sizeof...(T) - N>(value.tuple), ctx);
+    using std::get;
+    auto out =
+        std::get<std::tuple_size<Tuple>::value - N>(formatters_)
+            .format(get<std::tuple_size<Tuple>::value - N>(value.tuple), ctx);
     if (N <= 1) return out;
     out = detail::copy<Char>(value.sep, out);
     ctx.advance_to(out);
@@ -846,6 +784,34 @@ struct formatter<
 
 FMT_BEGIN_EXPORT
 
+/// Returns a view that formats the iterator range `[begin, end)` with elements
+/// separated by `sep`.
+template <typename It, typename Sentinel>
+auto join(It begin, Sentinel end, string_view sep) -> join_view<It, Sentinel> {
+  return {std::move(begin), end, sep};
+}
+
+/**
+ * Returns a view that formats `range` with elements separated by `sep`.
+ *
+ * **Example**:
+ *
+ *     auto v = std::vector<int>{1, 2, 3};
+ *     fmt::print("{}", fmt::join(v, ", "));
+ *     // Output: 1, 2, 3
+ *
+ * `fmt::join` applies passed format specifiers to the range elements:
+ *
+ *     fmt::print("{:02}", fmt::join(v, ", "));
+ *     // Output: 01, 02, 03
+ */
+template <typename Range, FMT_ENABLE_IF(!is_tuple_like<Range>::value)>
+auto join(Range&& r, string_view sep)
+    -> join_view<decltype(detail::range_begin(r)),
+                 decltype(detail::range_end(r))> {
+  return {detail::range_begin(r), detail::range_end(r), sep};
+}
+
 /**
  * Returns an object that formats `std::tuple` with elements separated by `sep`.
  *
@@ -855,9 +821,9 @@ FMT_BEGIN_EXPORT
  *     fmt::print("{}", fmt::join(t, ", "));
  *     // Output: 1, a
  */
-template <typename... T>
-FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, string_view sep)
-    -> tuple_join_view<char, T...> {
+template <typename Tuple, FMT_ENABLE_IF(is_tuple_like<Tuple>::value)>
+FMT_CONSTEXPR auto join(const Tuple& tuple, string_view sep)
+    -> tuple_join_view<char, Tuple> {
   return {tuple, sep};
 }
 

3rd/fmt/std.h

@@ -17,6 +17,7 @@
 #  include <complex>
 #  include <cstdlib>
 #  include <exception>
+#  include <functional>
 #  include <memory>
 #  include <thread>
 #  include <type_traits>
@@ -26,7 +27,8 @@
 
 // Check FMT_CPLUSPLUS to suppress a bogus warning in MSVC.
 #  if FMT_CPLUSPLUS >= 201703L
-#    if FMT_HAS_INCLUDE(<filesystem>)
+#    if FMT_HAS_INCLUDE(<filesystem>) && \
+        (!defined(FMT_CPP_LIB_FILESYSTEM) || FMT_CPP_LIB_FILESYSTEM != 0)
 #      include <filesystem>
 #    endif
 #    if FMT_HAS_INCLUDE(<variant>)
@@ -122,14 +124,16 @@ template <typename Char> struct formatter<std::filesystem::path, Char> {
  public:
   FMT_CONSTEXPR void set_debug_format(bool set = true) { debug_ = set; }
 
-  template <typename ParseContext> FMT_CONSTEXPR auto parse(ParseContext& ctx) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) {
     auto it = ctx.begin(), end = ctx.end();
     if (it == end) return it;
 
     it = detail::parse_align(it, end, specs_);
     if (it == end) return it;
 
-    it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx);
+    Char c = *it;
+    if ((c >= '0' && c <= '9') || c == '{')
+      it = detail::parse_width(it, end, specs_, width_ref_, ctx);
     if (it != end && *it == '?') {
       debug_ = true;
       ++it;
@@ -145,8 +149,8 @@ template <typename Char> struct formatter<std::filesystem::path, Char> {
         !path_type_ ? p.native()
                     : p.generic_string<std::filesystem::path::value_type>();
 
-    detail::handle_dynamic_spec<detail::width_checker>(specs.width, width_ref_,
-                                                       ctx);
+    detail::handle_dynamic_spec(specs.dynamic_width(), specs.width, width_ref_,
+                                ctx);
     if (!debug_) {
       auto s = detail::get_path_string<Char>(p, path_string);
       return detail::write(ctx.out(), basic_string_view<Char>(s), specs);
@@ -180,7 +184,8 @@ FMT_END_NAMESPACE
 FMT_BEGIN_NAMESPACE
 FMT_EXPORT
 template <std::size_t N, typename Char>
-struct formatter<std::bitset<N>, Char> : nested_formatter<string_view> {
+struct formatter<std::bitset<N>, Char>
+    : nested_formatter<basic_string_view<Char>, Char> {
  private:
   // Functor because C++11 doesn't support generic lambdas.
   struct writer {
@@ -200,7 +205,7 @@ struct formatter<std::bitset<N>, Char> : nested_formatter<string_view> {
   template <typename FormatContext>
   auto format(const std::bitset<N>& bs, FormatContext& ctx) const
       -> decltype(ctx.out()) {
-    return write_padded(ctx, writer{bs});
+    return this->write_padded(ctx, writer{bs});
   }
 };
 
@@ -233,7 +238,7 @@ struct formatter<std::optional<T>, Char,
   FMT_CONSTEXPR static void maybe_set_debug_format(U&, ...) {}
 
  public:
-  template <typename ParseContext> FMT_CONSTEXPR auto parse(ParseContext& ctx) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) {
     maybe_set_debug_format(underlying_, true);
     return underlying_.parse(ctx);
   }
@@ -277,10 +282,10 @@ FMT_BEGIN_NAMESPACE
 FMT_EXPORT
 template <typename T, typename E, typename Char>
 struct formatter<std::expected<T, E>, Char,
-                 std::enable_if_t<is_formattable<T, Char>::value &&
+                 std::enable_if_t<(std::is_void<T>::value ||
+                                   is_formattable<T, Char>::value) &&
                                   is_formattable<E, Char>::value>> {
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     return ctx.begin();
   }
 
@@ -291,7 +296,8 @@ struct formatter<std::expected<T, E>, Char,
 
     if (value.has_value()) {
       out = detail::write<Char>(out, "expected(");
-      out = detail::write_escaped_alternative<Char>(out, *value);
+      if constexpr (!std::is_void<T>::value)
+        out = detail::write_escaped_alternative<Char>(out, *value);
     } else {
       out = detail::write<Char>(out, "unexpected(");
       out = detail::write_escaped_alternative<Char>(out, value.error());
@@ -307,9 +313,7 @@ FMT_END_NAMESPACE
 FMT_BEGIN_NAMESPACE
 FMT_EXPORT
 template <> struct formatter<std::source_location> {
-  template <typename ParseContext> FMT_CONSTEXPR auto parse(ParseContext& ctx) {
-    return ctx.begin();
-  }
+  FMT_CONSTEXPR auto parse(parse_context<>& ctx) { return ctx.begin(); }
 
   template <typename FormatContext>
   auto format(const std::source_location& loc, FormatContext& ctx) const
@@ -365,8 +369,7 @@ template <typename T, typename C> struct is_variant_formattable {
 
 FMT_EXPORT
 template <typename Char> struct formatter<std::monostate, Char> {
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     return ctx.begin();
   }
 
@@ -383,8 +386,7 @@ struct formatter<
     Variant, Char,
     std::enable_if_t<std::conjunction_v<
         is_variant_like<Variant>, is_variant_formattable<Variant, Char>>>> {
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     return ctx.begin();
   }
 
@@ -413,20 +415,37 @@ FMT_END_NAMESPACE
 
 FMT_BEGIN_NAMESPACE
 FMT_EXPORT
-template <typename Char> struct formatter<std::error_code, Char> {
-  template <typename ParseContext>
-  FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
-    return ctx.begin();
+template <> struct formatter<std::error_code> {
+ private:
+  format_specs specs_;
+  detail::arg_ref<char> width_ref_;
+
+ public:
+  FMT_CONSTEXPR auto parse(parse_context<>& ctx) -> const char* {
+    auto it = ctx.begin(), end = ctx.end();
+    if (it == end) return it;
+
+    it = detail::parse_align(it, end, specs_);
+    if (it == end) return it;
+
+    char c = *it;
+    if ((c >= '0' && c <= '9') || c == '{')
+      it = detail::parse_width(it, end, specs_, width_ref_, ctx);
+    return it;
   }
 
   template <typename FormatContext>
-  FMT_CONSTEXPR auto format(const std::error_code& ec, FormatContext& ctx) const
-      -> decltype(ctx.out()) {
-    auto out = ctx.out();
-    out = detail::write_bytes<Char>(out, ec.category().name(), format_specs());
-    out = detail::write<Char>(out, Char(':'));
-    out = detail::write<Char>(out, ec.value());
-    return out;
+  FMT_CONSTEXPR20 auto format(const std::error_code& ec,
+                              FormatContext& ctx) const -> decltype(ctx.out()) {
+    auto specs = specs_;
+    detail::handle_dynamic_spec(specs.dynamic_width(), specs.width, width_ref_,
+                                ctx);
+    memory_buffer buf;
+    buf.append(string_view(ec.category().name()));
+    buf.push_back(':');
+    detail::write<char>(appender(buf), ec.value());
+    return detail::write<char>(ctx.out(), string_view(buf.data(), buf.size()),
+                               specs);
   }
 };
 
@@ -506,8 +525,7 @@ template <typename Char>
 struct formatter<std::type_info, Char  // DEPRECATED! Mixing code unit types.
                  > {
  public:
-  FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx)
-      -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     return ctx.begin();
   }
 
@@ -528,8 +546,7 @@ struct formatter<
   bool with_typename_ = false;
 
  public:
-  FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx)
-      -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     auto it = ctx.begin();
     auto end = ctx.end();
     if (it == end || *it == '}') return it;
@@ -643,7 +660,7 @@ template <typename T, typename Char> struct formatter<std::complex<T>, Char> {
     if (c.real() != 0) {
       *out++ = Char('(');
       out = detail::write<Char>(out, c.real(), specs, ctx.locale());
-      specs.sign = sign::plus;
+      specs.set_sign(sign::plus);
       out = detail::write<Char>(out, c.imag(), specs, ctx.locale());
       if (!detail::isfinite(c.imag())) *out++ = Char(' ');
       *out++ = Char('i');
@@ -657,8 +674,7 @@ template <typename T, typename Char> struct formatter<std::complex<T>, Char> {
   }
 
  public:
-  FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx)
-      -> decltype(ctx.begin()) {
+  FMT_CONSTEXPR auto parse(parse_context<Char>& ctx) -> const Char* {
     if (ctx.begin() == ctx.end() || *ctx.begin() == '}') return ctx.begin();
     return parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx,
                               detail::type_constant<T, Char>::value);
@@ -668,12 +684,11 @@ template <typename T, typename Char> struct formatter<std::complex<T>, Char> {
   auto format(const std::complex<T>& c, FormatContext& ctx) const
       -> decltype(ctx.out()) {
     auto specs = specs_;
-    if (specs.width_ref.kind != detail::arg_id_kind::none ||
-        specs.precision_ref.kind != detail::arg_id_kind::none) {
-      detail::handle_dynamic_spec<detail::width_checker>(specs.width,
-                                                         specs.width_ref, ctx);
-      detail::handle_dynamic_spec<detail::precision_checker>(
-          specs.precision, specs.precision_ref, ctx);
+    if (specs.dynamic()) {
+      detail::handle_dynamic_spec(specs.dynamic_width(), specs.width,
+                                  specs.width_ref, ctx);
+      detail::handle_dynamic_spec(specs.dynamic_precision(), specs.precision,
+                                  specs.precision_ref, ctx);
     }
 
     if (specs.width == 0) return do_format(c, specs, ctx, ctx.out());
@@ -681,12 +696,12 @@ template <typename T, typename Char> struct formatter<std::complex<T>, Char> {
 
     auto outer_specs = format_specs();
     outer_specs.width = specs.width;
-    outer_specs.fill = specs.fill;
-    outer_specs.align = specs.align;
+    outer_specs.copy_fill_from(specs);
+    outer_specs.set_align(specs.align());
 
     specs.width = 0;
-    specs.fill = {};
-    specs.align = align::none;
+    specs.set_fill({});
+    specs.set_align(align::none);
 
     do_format(c, specs, ctx, basic_appender<Char>(buf));
     return detail::write<Char>(ctx.out(),
@@ -695,5 +710,17 @@ template <typename T, typename Char> struct formatter<std::complex<T>, Char> {
   }
 };
 
+FMT_EXPORT
+template <typename T, typename Char>
+struct formatter<std::reference_wrapper<T>, Char,
+                 enable_if_t<is_formattable<remove_cvref_t<T>, Char>::value>>
+    : formatter<remove_cvref_t<T>, Char> {
+  template <typename FormatContext>
+  auto format(std::reference_wrapper<T> ref, FormatContext& ctx) const
+      -> decltype(ctx.out()) {
+    return formatter<remove_cvref_t<T>, Char>::format(ref.get(), ctx);
+  }
+};
+
 FMT_END_NAMESPACE
 #endif  // FMT_STD_H_

3rd/fmt/xchar.h

@@ -10,11 +10,12 @@
 
 #include "color.h"
 #include "format.h"
+#include "ostream.h"
 #include "ranges.h"
 
 #ifndef FMT_MODULE
 #  include <cwchar>
-#  if !defined(FMT_STATIC_THOUSANDS_SEPARATOR)
+#  if FMT_USE_LOCALE
 #    include <locale>
 #  endif
 #endif
@@ -34,7 +35,8 @@ struct format_string_char<
 };
 
 template <typename S>
-struct format_string_char<S, enable_if_t<is_compile_string<S>::value>> {
+struct format_string_char<
+    S, enable_if_t<std::is_base_of<detail::compile_string, S>::value>> {
   using type = typename S::char_type;
 };
 
@@ -43,7 +45,7 @@ using format_string_char_t = typename format_string_char<S>::type;
 
 inline auto write_loc(basic_appender<wchar_t> out, loc_value value,
                       const format_specs& specs, locale_ref loc) -> bool {
-#ifndef FMT_STATIC_THOUSANDS_SEPARATOR
+#if FMT_USE_LOCALE
   auto& numpunct =
       std::use_facet<std::numpunct<wchar_t>>(loc.get<std::locale>());
   auto separator = std::wstring();
@@ -58,30 +60,64 @@ inline auto write_loc(basic_appender<wchar_t> out, loc_value value,
 FMT_BEGIN_EXPORT
 
 using wstring_view = basic_string_view<wchar_t>;
-using wformat_parse_context = basic_format_parse_context<wchar_t>;
+using wformat_parse_context = parse_context<wchar_t>;
 using wformat_context = buffered_context<wchar_t>;
 using wformat_args = basic_format_args<wformat_context>;
 using wmemory_buffer = basic_memory_buffer<wchar_t>;
 
-#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409
-// Workaround broken conversion on older gcc.
-template <typename... Args> using wformat_string = wstring_view;
-inline auto runtime(wstring_view s) -> wstring_view { return s; }
-#else
-template <typename... Args>
-using wformat_string = basic_format_string<wchar_t, type_identity_t<Args>...>;
+template <typename Char, typename... T> struct basic_fstring {
+ private:
+  basic_string_view<Char> str_;
+
+  static constexpr int num_static_named_args =
+      detail::count_static_named_args<T...>();
+
+  using checker = detail::format_string_checker<
+      Char, static_cast<int>(sizeof...(T)), num_static_named_args,
+      num_static_named_args != detail::count_named_args<T...>()>;
+
+  using arg_pack = detail::arg_pack<T...>;
+
+ public:
+  using t = basic_fstring;
+
+  template <typename S,
+            FMT_ENABLE_IF(
+                std::is_convertible<const S&, basic_string_view<Char>>::value)>
+  FMT_CONSTEVAL FMT_ALWAYS_INLINE basic_fstring(const S& s) : str_(s) {
+    if (FMT_USE_CONSTEVAL)
+      detail::parse_format_string<Char>(s, checker(s, arg_pack()));
+  }
+  template <typename S,
+            FMT_ENABLE_IF(std::is_base_of<detail::compile_string, S>::value&&
+                              std::is_same<typename S::char_type, Char>::value)>
+  FMT_ALWAYS_INLINE basic_fstring(const S&) : str_(S()) {
+    FMT_CONSTEXPR auto sv = basic_string_view<Char>(S());
+    FMT_CONSTEXPR int ignore =
+        (parse_format_string(sv, checker(sv, arg_pack())), 0);
+    detail::ignore_unused(ignore);
+  }
+  basic_fstring(runtime_format_string<Char> fmt) : str_(fmt.str) {}
+
+  operator basic_string_view<Char>() const { return str_; }
+  auto get() const -> basic_string_view<Char> { return str_; }
+};
+
+template <typename Char, typename... T>
+using basic_format_string = basic_fstring<Char, T...>;
+
+template <typename... T>
+using wformat_string = typename basic_format_string<wchar_t, T...>::t;
 inline auto runtime(wstring_view s) -> runtime_format_string<wchar_t> {
   return {{s}};
 }
-#endif
 
 template <> struct is_char<wchar_t> : std::true_type {};
 template <> struct is_char<char16_t> : std::true_type {};
 template <> struct is_char<char32_t> : std::true_type {};
 
 #ifdef __cpp_char8_t
-template <>
-struct is_char<char8_t> : bool_constant<detail::is_utf8_enabled()> {};
+template <> struct is_char<char8_t> : bool_constant<detail::is_utf8_enabled> {};
 #endif
 
 template <typename... T>
@@ -90,14 +126,13 @@ constexpr auto make_wformat_args(T&... args)
   return fmt::make_format_args<wformat_context>(args...);
 }
 
+#if !FMT_USE_NONTYPE_TEMPLATE_ARGS
 inline namespace literals {
-#if FMT_USE_USER_DEFINED_LITERALS && !FMT_USE_NONTYPE_TEMPLATE_ARGS
-constexpr auto operator""_a(const wchar_t* s, size_t)
-    -> detail::udl_arg<wchar_t> {
+inline auto operator""_a(const wchar_t* s, size_t) -> detail::udl_arg<wchar_t> {
   return {s};
 }
-#endif
 }  // namespace literals
+#endif
 
 template <typename It, typename Sentinel>
 auto join(It begin, Sentinel end, wstring_view sep)
@@ -105,9 +140,9 @@ auto join(It begin, Sentinel end, wstring_view sep)
   return {begin, end, sep};
 }
 
-template <typename Range>
+template <typename Range, FMT_ENABLE_IF(!is_tuple_like<Range>::value)>
 auto join(Range&& range, wstring_view sep)
-    -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>,
+    -> join_view<decltype(std::begin(range)), decltype(std::end(range)),
                  wchar_t> {
   return join(std::begin(range), std::end(range), sep);
 }
@@ -118,19 +153,19 @@ auto join(std::initializer_list<T> list, wstring_view sep)
   return join(std::begin(list), std::end(list), sep);
 }
 
-template <typename... T>
-auto join(const std::tuple<T...>& tuple, basic_string_view<wchar_t> sep)
-    -> tuple_join_view<wchar_t, T...> {
+template <typename Tuple, FMT_ENABLE_IF(is_tuple_like<Tuple>::value)>
+auto join(const Tuple& tuple, basic_string_view<wchar_t> sep)
+    -> tuple_join_view<wchar_t, Tuple> {
   return {tuple, sep};
 }
 
 template <typename Char, FMT_ENABLE_IF(!std::is_same<Char, char>::value)>
-auto vformat(basic_string_view<Char> format_str,
+auto vformat(basic_string_view<Char> fmt,
              typename detail::vformat_args<Char>::type args)
     -> std::basic_string<Char> {
   auto buf = basic_memory_buffer<Char>();
-  detail::vformat_to(buf, format_str, args);
-  return to_string(buf);
+  detail::vformat_to(buf, fmt, args);
+  return {buf.data(), buf.size()};
 }
 
 template <typename... T>
@@ -151,8 +186,8 @@ template <typename S, typename... T,
           typename Char = detail::format_string_char_t<S>,
           FMT_ENABLE_IF(!std::is_same<Char, char>::value &&
                         !std::is_same<Char, wchar_t>::value)>
-auto format(const S& format_str, T&&... args) -> std::basic_string<Char> {
-  return vformat(detail::to_string_view(format_str),
+auto format(const S& fmt, T&&... args) -> std::basic_string<Char> {
+  return vformat(detail::to_string_view(fmt),
                  fmt::make_format_args<buffered_context<Char>>(args...));
 }
 
@@ -160,31 +195,33 @@ template <typename Locale, typename S,
           typename Char = detail::format_string_char_t<S>,
           FMT_ENABLE_IF(detail::is_locale<Locale>::value&&
                             detail::is_exotic_char<Char>::value)>
-inline auto vformat(const Locale& loc, const S& format_str,
+inline auto vformat(const Locale& loc, const S& fmt,
                     typename detail::vformat_args<Char>::type args)
     -> std::basic_string<Char> {
-  return detail::vformat(loc, detail::to_string_view(format_str), args);
+  auto buf = basic_memory_buffer<Char>();
+  detail::vformat_to(buf, detail::to_string_view(fmt), args,
+                     detail::locale_ref(loc));
+  return {buf.data(), buf.size()};
 }
 
 template <typename Locale, typename S, typename... T,
           typename Char = detail::format_string_char_t<S>,
           FMT_ENABLE_IF(detail::is_locale<Locale>::value&&
                             detail::is_exotic_char<Char>::value)>
-inline auto format(const Locale& loc, const S& format_str, T&&... args)
+inline auto format(const Locale& loc, const S& fmt, T&&... args)
     -> std::basic_string<Char> {
-  return detail::vformat(
-      loc, detail::to_string_view(format_str),
-      fmt::make_format_args<buffered_context<Char>>(args...));
+  return vformat(loc, detail::to_string_view(fmt),
+                 fmt::make_format_args<buffered_context<Char>>(args...));
 }
 
 template <typename OutputIt, typename S,
           typename Char = detail::format_string_char_t<S>,
           FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&&
                             detail::is_exotic_char<Char>::value)>
-auto vformat_to(OutputIt out, const S& format_str,
+auto vformat_to(OutputIt out, const S& fmt,
                 typename detail::vformat_args<Char>::type args) -> OutputIt {
   auto&& buf = detail::get_buffer<Char>(out);
-  detail::vformat_to(buf, detail::to_string_view(format_str), args);
+  detail::vformat_to(buf, detail::to_string_view(fmt), args);
   return detail::get_iterator(buf, out);
 }
 
@@ -203,37 +240,35 @@ template <typename Locale, typename S, typename OutputIt, typename... Args,
           FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&&
                             detail::is_locale<Locale>::value&&
                                 detail::is_exotic_char<Char>::value)>
-inline auto vformat_to(OutputIt out, const Locale& loc, const S& format_str,
+inline auto vformat_to(OutputIt out, const Locale& loc, const S& fmt,
                        typename detail::vformat_args<Char>::type args)
     -> OutputIt {
   auto&& buf = detail::get_buffer<Char>(out);
-  vformat_to(buf, detail::to_string_view(format_str), args,
-             detail::locale_ref(loc));
+  vformat_to(buf, detail::to_string_view(fmt), args, detail::locale_ref(loc));
   return detail::get_iterator(buf, out);
 }
 
-template <typename OutputIt, typename Locale, typename S, typename... T,
+template <typename Locale, typename OutputIt, typename S, typename... T,
           typename Char = detail::format_string_char_t<S>,
           bool enable = detail::is_output_iterator<OutputIt, Char>::value &&
                         detail::is_locale<Locale>::value &&
                         detail::is_exotic_char<Char>::value>
-inline auto format_to(OutputIt out, const Locale& loc, const S& format_str,
+inline auto format_to(OutputIt out, const Locale& loc, const S& fmt,
                       T&&... args) ->
     typename std::enable_if<enable, OutputIt>::type {
-  return vformat_to(out, loc, detail::to_string_view(format_str),
+  return vformat_to(out, loc, detail::to_string_view(fmt),
                     fmt::make_format_args<buffered_context<Char>>(args...));
 }
 
 template <typename OutputIt, typename Char, typename... Args,
           FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&&
                             detail::is_exotic_char<Char>::value)>
-inline auto vformat_to_n(OutputIt out, size_t n,
-                         basic_string_view<Char> format_str,
+inline auto vformat_to_n(OutputIt out, size_t n, basic_string_view<Char> fmt,
                          typename detail::vformat_args<Char>::type args)
     -> format_to_n_result<OutputIt> {
   using traits = detail::fixed_buffer_traits;
   auto buf = detail::iterator_buffer<OutputIt, Char, traits>(out, n);
-  detail::vformat_to(buf, format_str, args);
+  detail::vformat_to(buf, fmt, args);
   return {buf.out(), buf.count()};
 }
 
@@ -291,7 +326,7 @@ inline auto vformat(const text_style& ts, wstring_view fmt, wformat_args args)
     -> std::wstring {
   auto buf = wmemory_buffer();
   detail::vformat_to(buf, ts, fmt, args);
-  return fmt::to_string(buf);
+  return {buf.data(), buf.size()};
 }
 
 template <typename... T>
@@ -312,6 +347,22 @@ FMT_DEPRECATED void print(const text_style& ts, wformat_string<T...> fmt,
   return print(stdout, ts, fmt, args...);
 }
 
+inline void vprint(std::wostream& os, wstring_view fmt, wformat_args args) {
+  auto buffer = basic_memory_buffer<wchar_t>();
+  detail::vformat_to(buffer, fmt, args);
+  detail::write_buffer(os, buffer);
+}
+
+template <typename... T>
+void print(std::wostream& os, wformat_string<T...> fmt, T&&... args) {
+  vprint(os, fmt, fmt::make_format_args<buffered_context<wchar_t>>(args...));
+}
+
+template <typename... T>
+void println(std::wostream& os, wformat_string<T...> fmt, T&&... args) {
+  print(os, L"{}\n", fmt::format(fmt, std::forward<T>(args)...));
+}
+
 /// Converts `value` to `std::wstring` using the default format for type `T`.
 template <typename T> inline auto to_wstring(const T& value) -> std::wstring {
   return format(FMT_STRING(L"{}"), value);

3rd/spdlog/async.h

@@ -1,100 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-//
-// Async logging using global thread pool
-// All loggers created here share same global thread pool.
-// Each log message is pushed to a queue along with a shared pointer to the
-// logger.
-// If a logger deleted while having pending messages in the queue, it's actual
-// destruction will defer
-// until all its messages are processed by the thread pool.
-// This is because each message in the queue holds a shared_ptr to the
-// originating logger.
-
-#include <spdlog/async_logger.h>
-#include <spdlog/details/registry.h>
-#include <spdlog/details/thread_pool.h>
-
-#include <functional>
-#include <memory>
-#include <mutex>
-
-namespace spdlog {
-
-namespace details {
-static const size_t default_async_q_size = 8192;
-}
-
-// async logger factory - creates async loggers backed with thread pool.
-// if a global thread pool doesn't already exist, create it with default queue
-// size of 8192 items and single thread.
-template <async_overflow_policy OverflowPolicy = async_overflow_policy::block>
-struct async_factory_impl {
-    template <typename Sink, typename... SinkArgs>
-    static std::shared_ptr<async_logger> create(std::string logger_name, SinkArgs &&...args) {
-        auto &registry_inst = details::registry::instance();
-
-        // create global thread pool if not already exists..
-
-        auto &mutex = registry_inst.tp_mutex();
-        std::lock_guard<std::recursive_mutex> tp_lock(mutex);
-        auto tp = registry_inst.get_tp();
-        if (tp == nullptr) {
-            tp = std::make_shared<details::thread_pool>(details::default_async_q_size, 1U);
-            registry_inst.set_tp(tp);
-        }
-
-        auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...);
-        auto new_logger = std::make_shared<async_logger>(std::move(logger_name), std::move(sink),
-                                                         std::move(tp), OverflowPolicy);
-        registry_inst.initialize_logger(new_logger);
-        return new_logger;
-    }
-};
-
-using async_factory = async_factory_impl<async_overflow_policy::block>;
-using async_factory_nonblock = async_factory_impl<async_overflow_policy::overrun_oldest>;
-
-template <typename Sink, typename... SinkArgs>
-inline std::shared_ptr<spdlog::logger> create_async(std::string logger_name,
-                                                    SinkArgs &&...sink_args) {
-    return async_factory::create<Sink>(std::move(logger_name),
-                                       std::forward<SinkArgs>(sink_args)...);
-}
-
-template <typename Sink, typename... SinkArgs>
-inline std::shared_ptr<spdlog::logger> create_async_nb(std::string logger_name,
-                                                       SinkArgs &&...sink_args) {
-    return async_factory_nonblock::create<Sink>(std::move(logger_name),
-                                                std::forward<SinkArgs>(sink_args)...);
-}
-
-// set global thread pool.
-inline void init_thread_pool(size_t q_size,
-                             size_t thread_count,
-                             std::function<void()> on_thread_start,
-                             std::function<void()> on_thread_stop) {
-    auto tp = std::make_shared<details::thread_pool>(q_size, thread_count, on_thread_start,
-                                                     on_thread_stop);
-    details::registry::instance().set_tp(std::move(tp));
-}
-
-inline void init_thread_pool(size_t q_size,
-                             size_t thread_count,
-                             std::function<void()> on_thread_start) {
-    init_thread_pool(q_size, thread_count, on_thread_start, [] {});
-}
-
-inline void init_thread_pool(size_t q_size, size_t thread_count) {
-    init_thread_pool(
-        q_size, thread_count, [] {}, [] {});
-}
-
-// get the global thread pool.
-inline std::shared_ptr<spdlog::details::thread_pool> thread_pool() {
-    return details::registry::instance().get_tp();
-}
-}  // namespace spdlog

3rd/spdlog/async_logger-inl.h

@@ -1,84 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/async_logger.h>
-#endif
-
-#include <spdlog/details/thread_pool.h>
-#include <spdlog/sinks/sink.h>
-
-#include <memory>
-#include <string>
-
-SPDLOG_INLINE spdlog::async_logger::async_logger(std::string logger_name,
-                                                 sinks_init_list sinks_list,
-                                                 std::weak_ptr<details::thread_pool> tp,
-                                                 async_overflow_policy overflow_policy)
-    : async_logger(std::move(logger_name),
-                   sinks_list.begin(),
-                   sinks_list.end(),
-                   std::move(tp),
-                   overflow_policy) {}
-
-SPDLOG_INLINE spdlog::async_logger::async_logger(std::string logger_name,
-                                                 sink_ptr single_sink,
-                                                 std::weak_ptr<details::thread_pool> tp,
-                                                 async_overflow_policy overflow_policy)
-    : async_logger(
-          std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy) {}
-
-// send the log message to the thread pool
-SPDLOG_INLINE void spdlog::async_logger::sink_it_(const details::log_msg &msg){
-    SPDLOG_TRY{if (auto pool_ptr = thread_pool_.lock()){
-        pool_ptr->post_log(shared_from_this(), msg, overflow_policy_);
-}
-else {
-    throw_spdlog_ex("async log: thread pool doesn't exist anymore");
-}
-}
-SPDLOG_LOGGER_CATCH(msg.source)
-}
-
-// send flush request to the thread pool
-SPDLOG_INLINE void spdlog::async_logger::flush_(){
-    SPDLOG_TRY{if (auto pool_ptr = thread_pool_.lock()){
-        pool_ptr->post_flush(shared_from_this(), overflow_policy_);
-}
-else {
-    throw_spdlog_ex("async flush: thread pool doesn't exist anymore");
-}
-}
-SPDLOG_LOGGER_CATCH(source_loc())
-}
-
-//
-// backend functions - called from the thread pool to do the actual job
-//
-SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg &msg) {
-    for (auto &sink : sinks_) {
-        if (sink->should_log(msg.level)) {
-            SPDLOG_TRY { sink->log(msg); }
-            SPDLOG_LOGGER_CATCH(msg.source)
-        }
-    }
-
-    if (should_flush_(msg)) {
-        backend_flush_();
-    }
-}
-
-SPDLOG_INLINE void spdlog::async_logger::backend_flush_() {
-    for (auto &sink : sinks_) {
-        SPDLOG_TRY { sink->flush(); }
-        SPDLOG_LOGGER_CATCH(source_loc())
-    }
-}
-
-SPDLOG_INLINE std::shared_ptr<spdlog::logger> spdlog::async_logger::clone(std::string new_name) {
-    auto cloned = std::make_shared<spdlog::async_logger>(*this);
-    cloned->name_ = std::move(new_name);
-    return cloned;
-}

3rd/spdlog/async_logger.h

@@ -1,74 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-// Fast asynchronous logger.
-// Uses pre allocated queue.
-// Creates a single back thread to pop messages from the queue and log them.
-//
-// Upon each log write the logger:
-//    1. Checks if its log level is enough to log the message
-//    2. Push a new copy of the message to a queue (or block the caller until
-//    space is available in the queue)
-// Upon destruction, logs all remaining messages in the queue before
-// destructing..
-
-#include <spdlog/logger.h>
-
-namespace spdlog {
-
-// Async overflow policy - block by default.
-enum class async_overflow_policy {
-    block,           // Block until message can be enqueued
-    overrun_oldest,  // Discard oldest message in the queue if full when trying to
-                     // add new item.
-    discard_new      // Discard new message if the queue is full when trying to add new item.
-};
-
-namespace details {
-class thread_pool;
-}
-
-class SPDLOG_API async_logger final : public std::enable_shared_from_this<async_logger>,
-                                      public logger {
-    friend class details::thread_pool;
-
-public:
-    template <typename It>
-    async_logger(std::string logger_name,
-                 It begin,
-                 It end,
-                 std::weak_ptr<details::thread_pool> tp,
-                 async_overflow_policy overflow_policy = async_overflow_policy::block)
-        : logger(std::move(logger_name), begin, end),
-          thread_pool_(std::move(tp)),
-          overflow_policy_(overflow_policy) {}
-
-    async_logger(std::string logger_name,
-                 sinks_init_list sinks_list,
-                 std::weak_ptr<details::thread_pool> tp,
-                 async_overflow_policy overflow_policy = async_overflow_policy::block);
-
-    async_logger(std::string logger_name,
-                 sink_ptr single_sink,
-                 std::weak_ptr<details::thread_pool> tp,
-                 async_overflow_policy overflow_policy = async_overflow_policy::block);
-
-    std::shared_ptr<logger> clone(std::string new_name) override;
-
-protected:
-    void sink_it_(const details::log_msg &msg) override;
-    void flush_() override;
-    void backend_sink_it_(const details::log_msg &incoming_log_msg);
-    void backend_flush_();
-
-private:
-    std::weak_ptr<details::thread_pool> thread_pool_;
-    async_overflow_policy overflow_policy_;
-};
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "async_logger-inl.h"
-#endif

3rd/spdlog/cfg/argv.h

@@ -1,40 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-#include <spdlog/cfg/helpers.h>
-#include <spdlog/details/registry.h>
-
-//
-// Init log levels using each argv entry that starts with "SPDLOG_LEVEL="
-//
-// set all loggers to debug level:
-// example.exe "SPDLOG_LEVEL=debug"
-
-// set logger1 to trace level
-// example.exe "SPDLOG_LEVEL=logger1=trace"
-
-// turn off all logging except for logger1 and logger2:
-// example.exe "SPDLOG_LEVEL=off,logger1=debug,logger2=info"
-
-namespace spdlog {
-namespace cfg {
-
-// search for SPDLOG_LEVEL= in the args and use it to init the levels
-inline void load_argv_levels(int argc, const char **argv) {
-    const std::string spdlog_level_prefix = "SPDLOG_LEVEL=";
-    for (int i = 1; i < argc; i++) {
-        std::string arg = argv[i];
-        if (arg.find(spdlog_level_prefix) == 0) {
-            auto levels_string = arg.substr(spdlog_level_prefix.size());
-            helpers::load_levels(levels_string);
-        }
-    }
-}
-
-inline void load_argv_levels(int argc, char **argv) {
-    load_argv_levels(argc, const_cast<const char **>(argv));
-}
-
-}  // namespace cfg
-}  // namespace spdlog

3rd/spdlog/cfg/env.h

@@ -1,36 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-#include <spdlog/cfg/helpers.h>
-#include <spdlog/details/os.h>
-#include <spdlog/details/registry.h>
-
-//
-// Init levels and patterns from env variables SPDLOG_LEVEL
-// Inspired from Rust's "env_logger" crate (https://crates.io/crates/env_logger).
-// Note - fallback to "info" level on unrecognized levels
-//
-// Examples:
-//
-// set global level to debug:
-// export SPDLOG_LEVEL=debug
-//
-// turn off all logging except for logger1:
-// export SPDLOG_LEVEL="*=off,logger1=debug"
-//
-
-// turn off all logging except for logger1 and logger2:
-// export SPDLOG_LEVEL="off,logger1=debug,logger2=info"
-
-namespace spdlog {
-namespace cfg {
-inline void load_env_levels() {
-    auto env_val = details::os::getenv("SPDLOG_LEVEL");
-    if (!env_val.empty()) {
-        helpers::load_levels(env_val);
-    }
-}
-
-}  // namespace cfg
-}  // namespace spdlog

3rd/spdlog/cfg/helpers-inl.h

@@ -1,107 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/cfg/helpers.h>
-#endif
-
-#include <spdlog/details/os.h>
-#include <spdlog/details/registry.h>
-#include <spdlog/spdlog.h>
-
-#include <algorithm>
-#include <sstream>
-#include <string>
-#include <utility>
-
-namespace spdlog {
-namespace cfg {
-namespace helpers {
-
-// inplace convert to lowercase
-inline std::string &to_lower_(std::string &str) {
-    std::transform(str.begin(), str.end(), str.begin(), [](char ch) {
-        return static_cast<char>((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch);
-    });
-    return str;
-}
-
-// inplace trim spaces
-inline std::string &trim_(std::string &str) {
-    const char *spaces = " \n\r\t";
-    str.erase(str.find_last_not_of(spaces) + 1);
-    str.erase(0, str.find_first_not_of(spaces));
-    return str;
-}
-
-// return (name,value) trimmed pair from given "name=value" string.
-// return empty string on missing parts
-// "key=val" => ("key", "val")
-// " key  =  val " => ("key", "val")
-// "key=" => ("key", "")
-// "val" => ("", "val")
-
-inline std::pair<std::string, std::string> extract_kv_(char sep, const std::string &str) {
-    auto n = str.find(sep);
-    std::string k, v;
-    if (n == std::string::npos) {
-        v = str;
-    } else {
-        k = str.substr(0, n);
-        v = str.substr(n + 1);
-    }
-    return std::make_pair(trim_(k), trim_(v));
-}
-
-// return vector of key/value pairs from sequence of "K1=V1,K2=V2,.."
-// "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...}
-inline std::unordered_map<std::string, std::string> extract_key_vals_(const std::string &str) {
-    std::string token;
-    std::istringstream token_stream(str);
-    std::unordered_map<std::string, std::string> rv{};
-    while (std::getline(token_stream, token, ',')) {
-        if (token.empty()) {
-            continue;
-        }
-        auto kv = extract_kv_('=', token);
-        rv[kv.first] = kv.second;
-    }
-    return rv;
-}
-
-SPDLOG_INLINE void load_levels(const std::string &input) {
-    if (input.empty() || input.size() > 512) {
-        return;
-    }
-
-    auto key_vals = extract_key_vals_(input);
-    std::unordered_map<std::string, level::level_enum> levels;
-    level::level_enum global_level = level::info;
-    bool global_level_found = false;
-
-    for (auto &name_level : key_vals) {
-        auto &logger_name = name_level.first;
-        auto level_name = to_lower_(name_level.second);
-        auto level = level::from_str(level_name);
-        // ignore unrecognized level names
-        if (level == level::off && level_name != "off") {
-            continue;
-        }
-        if (logger_name.empty())  // no logger name indicate global level
-        {
-            global_level_found = true;
-            global_level = level;
-        } else {
-            levels[logger_name] = level;
-        }
-    }
-
-    details::registry::instance().set_levels(std::move(levels),
-                                             global_level_found ? &global_level : nullptr);
-}
-
-}  // namespace helpers
-}  // namespace cfg
-}  // namespace spdlog

3rd/spdlog/cfg/helpers.h

@@ -1,29 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/common.h>
-#include <unordered_map>
-
-namespace spdlog {
-namespace cfg {
-namespace helpers {
-//
-// Init levels from given string
-//
-// Examples:
-//
-// set global level to debug: "debug"
-// turn off all logging except for logger1: "off,logger1=debug"
-// turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info"
-//
-SPDLOG_API void load_levels(const std::string &txt);
-}  // namespace helpers
-
-}  // namespace cfg
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "helpers-inl.h"
-#endif  // SPDLOG_HEADER_ONLY

3rd/spdlog/common-inl.h

@@ -1,68 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/common.h>
-#endif
-
-#include <algorithm>
-#include <iterator>
-
-namespace spdlog {
-namespace level {
-
-#if __cplusplus >= 201703L
-constexpr
-#endif
-    static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES;
-
-static const char *short_level_names[] SPDLOG_SHORT_LEVEL_NAMES;
-
-SPDLOG_INLINE const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT {
-    return level_string_views[l];
-}
-
-SPDLOG_INLINE const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT {
-    return short_level_names[l];
-}
-
-SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT {
-    auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name);
-    if (it != std::end(level_string_views))
-        return static_cast<level::level_enum>(std::distance(std::begin(level_string_views), it));
-
-    // check also for "warn" and "err" before giving up..
-    if (name == "warn") {
-        return level::warn;
-    }
-    if (name == "err") {
-        return level::err;
-    }
-    return level::off;
-}
-}  // namespace level
-
-SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg)
-    : msg_(std::move(msg)) {}
-
-SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string &msg, int last_errno) {
-#ifdef SPDLOG_USE_STD_FORMAT
-    msg_ = std::system_error(std::error_code(last_errno, std::generic_category()), msg).what();
-#else
-    memory_buf_t outbuf;
-    fmt::format_system_error(outbuf, last_errno, msg.c_str());
-    msg_ = fmt::to_string(outbuf);
-#endif
-}
-
-SPDLOG_INLINE const char *spdlog_ex::what() const SPDLOG_NOEXCEPT { return msg_.c_str(); }
-
-SPDLOG_INLINE void throw_spdlog_ex(const std::string &msg, int last_errno) {
-    SPDLOG_THROW(spdlog_ex(msg, last_errno));
-}
-
-SPDLOG_INLINE void throw_spdlog_ex(std::string msg) { SPDLOG_THROW(spdlog_ex(std::move(msg))); }
-
-}  // namespace spdlog

3rd/spdlog/common.h

@@ -1,411 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/tweakme.h>
-
-#include <atomic>
-#include <chrono>
-#include <cstdio>
-#include <exception>
-#include <functional>
-#include <initializer_list>
-#include <memory>
-#include <string>
-#include <type_traits>
-
-#ifdef SPDLOG_USE_STD_FORMAT
-    #include <version>
-    #if __cpp_lib_format >= 202207L
-        #include <format>
-    #else
-        #include <string_view>
-    #endif
-#endif
-
-#ifdef SPDLOG_COMPILED_LIB
-    #undef SPDLOG_HEADER_ONLY
-    #if defined(SPDLOG_SHARED_LIB)
-        #if defined(_WIN32)
-            #ifdef spdlog_EXPORTS
-                #define SPDLOG_API __declspec(dllexport)
-            #else  // !spdlog_EXPORTS
-                #define SPDLOG_API __declspec(dllimport)
-            #endif
-        #else  // !defined(_WIN32)
-            #define SPDLOG_API __attribute__((visibility("default")))
-        #endif
-    #else  // !defined(SPDLOG_SHARED_LIB)
-        #define SPDLOG_API
-    #endif
-    #define SPDLOG_INLINE
-#else  // !defined(SPDLOG_COMPILED_LIB)
-    #define SPDLOG_API
-    #define SPDLOG_HEADER_ONLY
-    #define SPDLOG_INLINE inline
-#endif  // #ifdef SPDLOG_COMPILED_LIB
-
-#include <spdlog/fmt/fmt.h>
-
-#if !defined(SPDLOG_USE_STD_FORMAT) && \
-    FMT_VERSION >= 80000  // backward compatibility with fmt versions older than 8
-    #define SPDLOG_FMT_RUNTIME(format_string) fmt::runtime(format_string)
-    #define SPDLOG_FMT_STRING(format_string) FMT_STRING(format_string)
-    #if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT)
-        #include <spdlog/fmt/xchar.h>
-    #endif
-#else
-    #define SPDLOG_FMT_RUNTIME(format_string) format_string
-    #define SPDLOG_FMT_STRING(format_string) format_string
-#endif
-
-// visual studio up to 2013 does not support noexcept nor constexpr
-#if defined(_MSC_VER) && (_MSC_VER < 1900)
-    #define SPDLOG_NOEXCEPT _NOEXCEPT
-    #define SPDLOG_CONSTEXPR
-#else
-    #define SPDLOG_NOEXCEPT noexcept
-    #define SPDLOG_CONSTEXPR constexpr
-#endif
-
-// If building with std::format, can just use constexpr, otherwise if building with fmt
-// SPDLOG_CONSTEXPR_FUNC needs to be set the same as FMT_CONSTEXPR to avoid situations where
-// a constexpr function in spdlog could end up calling a non-constexpr function in fmt
-// depending on the compiler
-// If fmt determines it can't use constexpr, we should inline the function instead
-#ifdef SPDLOG_USE_STD_FORMAT
-    #define SPDLOG_CONSTEXPR_FUNC constexpr
-#else  // Being built with fmt
-    #if FMT_USE_CONSTEXPR
-        #define SPDLOG_CONSTEXPR_FUNC FMT_CONSTEXPR
-    #else
-        #define SPDLOG_CONSTEXPR_FUNC inline
-    #endif
-#endif
-
-#if defined(__GNUC__) || defined(__clang__)
-    #define SPDLOG_DEPRECATED __attribute__((deprecated))
-#elif defined(_MSC_VER)
-    #define SPDLOG_DEPRECATED __declspec(deprecated)
-#else
-    #define SPDLOG_DEPRECATED
-#endif
-
-// disable thread local on msvc 2013
-#ifndef SPDLOG_NO_TLS
-    #if (defined(_MSC_VER) && (_MSC_VER < 1900)) || defined(__cplusplus_winrt)
-        #define SPDLOG_NO_TLS 1
-    #endif
-#endif
-
-#ifndef SPDLOG_FUNCTION
-    #define SPDLOG_FUNCTION static_cast<const char *>(__FUNCTION__)
-#endif
-
-#ifdef SPDLOG_NO_EXCEPTIONS
-    #define SPDLOG_TRY
-    #define SPDLOG_THROW(ex)                               \
-        do {                                               \
-            printf("spdlog fatal error: %s\n", ex.what()); \
-            std::abort();                                  \
-        } while (0)
-    #define SPDLOG_CATCH_STD
-#else
-    #define SPDLOG_TRY try
-    #define SPDLOG_THROW(ex) throw(ex)
-    #define SPDLOG_CATCH_STD             \
-        catch (const std::exception &) { \
-        }
-#endif
-
-namespace spdlog {
-
-class formatter;
-
-namespace sinks {
-class sink;
-}
-
-#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
-using filename_t = std::wstring;
-    // allow macro expansion to occur in SPDLOG_FILENAME_T
-    #define SPDLOG_FILENAME_T_INNER(s) L##s
-    #define SPDLOG_FILENAME_T(s) SPDLOG_FILENAME_T_INNER(s)
-#else
-using filename_t = std::string;
-    #define SPDLOG_FILENAME_T(s) s
-#endif
-
-using log_clock = std::chrono::system_clock;
-using sink_ptr = std::shared_ptr<sinks::sink>;
-using sinks_init_list = std::initializer_list<sink_ptr>;
-using err_handler = std::function<void(const std::string &err_msg)>;
-#ifdef SPDLOG_USE_STD_FORMAT
-namespace fmt_lib = std;
-
-using string_view_t = std::string_view;
-using memory_buf_t = std::string;
-
-template <typename... Args>
-    #if __cpp_lib_format >= 202207L
-using format_string_t = std::format_string<Args...>;
-    #else
-using format_string_t = std::string_view;
-    #endif
-
-template <class T, class Char = char>
-struct is_convertible_to_basic_format_string
-    : std::integral_constant<bool, std::is_convertible<T, std::basic_string_view<Char>>::value> {};
-
-    #if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT)
-using wstring_view_t = std::wstring_view;
-using wmemory_buf_t = std::wstring;
-
-template <typename... Args>
-        #if __cpp_lib_format >= 202207L
-using wformat_string_t = std::wformat_string<Args...>;
-        #else
-using wformat_string_t = std::wstring_view;
-        #endif
-    #endif
-    #define SPDLOG_BUF_TO_STRING(x) x
-#else  // use fmt lib instead of std::format
-namespace fmt_lib = fmt;
-
-using string_view_t = fmt::basic_string_view<char>;
-using memory_buf_t = fmt::basic_memory_buffer<char, 250>;
-
-template <typename... Args>
-using format_string_t = fmt::format_string<Args...>;
-
-template <class T>
-using remove_cvref_t = typename std::remove_cv<typename std::remove_reference<T>::type>::type;
-
-template <typename Char>
-    #if FMT_VERSION >= 90101
-using fmt_runtime_string = fmt::runtime_format_string<Char>;
-    #else
-using fmt_runtime_string = fmt::basic_runtime<Char>;
-    #endif
-
-// clang doesn't like SFINAE disabled constructor in std::is_convertible<> so have to repeat the
-// condition from basic_format_string here, in addition, fmt::basic_runtime<Char> is only
-// convertible to basic_format_string<Char> but not basic_string_view<Char>
-template <class T, class Char = char>
-struct is_convertible_to_basic_format_string
-    : std::integral_constant<bool,
-                             std::is_convertible<T, fmt::basic_string_view<Char>>::value ||
-                                 std::is_same<remove_cvref_t<T>, fmt_runtime_string<Char>>::value> {
-};
-
-    #if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT)
-using wstring_view_t = fmt::basic_string_view<wchar_t>;
-using wmemory_buf_t = fmt::basic_memory_buffer<wchar_t, 250>;
-
-template <typename... Args>
-using wformat_string_t = fmt::wformat_string<Args...>;
-    #endif
-    #define SPDLOG_BUF_TO_STRING(x) fmt::to_string(x)
-#endif
-
-#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT
-    #ifndef _WIN32
-        #error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows
-    #endif  // _WIN32
-#endif      // SPDLOG_WCHAR_TO_UTF8_SUPPORT
-
-template <class T>
-struct is_convertible_to_any_format_string
-    : std::integral_constant<bool,
-                             is_convertible_to_basic_format_string<T, char>::value ||
-                                 is_convertible_to_basic_format_string<T, wchar_t>::value> {};
-
-#if defined(SPDLOG_NO_ATOMIC_LEVELS)
-using level_t = details::null_atomic_int;
-#else
-using level_t = std::atomic<int>;
-#endif
-
-#define SPDLOG_LEVEL_TRACE 0
-#define SPDLOG_LEVEL_DEBUG 1
-#define SPDLOG_LEVEL_INFO 2
-#define SPDLOG_LEVEL_WARN 3
-#define SPDLOG_LEVEL_ERROR 4
-#define SPDLOG_LEVEL_CRITICAL 5
-#define SPDLOG_LEVEL_OFF 6
-
-#if !defined(SPDLOG_ACTIVE_LEVEL)
-    #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO
-#endif
-
-// Log level enum
-namespace level {
-enum level_enum : int {
-    trace = SPDLOG_LEVEL_TRACE,
-    debug = SPDLOG_LEVEL_DEBUG,
-    info = SPDLOG_LEVEL_INFO,
-    warn = SPDLOG_LEVEL_WARN,
-    err = SPDLOG_LEVEL_ERROR,
-    critical = SPDLOG_LEVEL_CRITICAL,
-    off = SPDLOG_LEVEL_OFF,
-    n_levels
-};
-
-#define SPDLOG_LEVEL_NAME_TRACE spdlog::string_view_t("trace", 5)
-#define SPDLOG_LEVEL_NAME_DEBUG spdlog::string_view_t("debug", 5)
-#define SPDLOG_LEVEL_NAME_INFO spdlog::string_view_t("info", 4)
-#define SPDLOG_LEVEL_NAME_WARNING spdlog::string_view_t("warning", 7)
-#define SPDLOG_LEVEL_NAME_ERROR spdlog::string_view_t("error", 5)
-#define SPDLOG_LEVEL_NAME_CRITICAL spdlog::string_view_t("critical", 8)
-#define SPDLOG_LEVEL_NAME_OFF spdlog::string_view_t("off", 3)
-
-#if !defined(SPDLOG_LEVEL_NAMES)
-    #define SPDLOG_LEVEL_NAMES                                                                  \
-        {                                                                                       \
-            SPDLOG_LEVEL_NAME_TRACE, SPDLOG_LEVEL_NAME_DEBUG, SPDLOG_LEVEL_NAME_INFO,           \
-                SPDLOG_LEVEL_NAME_WARNING, SPDLOG_LEVEL_NAME_ERROR, SPDLOG_LEVEL_NAME_CRITICAL, \
-                SPDLOG_LEVEL_NAME_OFF                                                           \
-        }
-#endif
-
-#if !defined(SPDLOG_SHORT_LEVEL_NAMES)
-
-    #define SPDLOG_SHORT_LEVEL_NAMES \
-        { "T", "D", "I", "W", "E", "C", "O" }
-#endif
-
-SPDLOG_API const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT;
-SPDLOG_API const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT;
-SPDLOG_API spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT;
-
-}  // namespace level
-
-//
-// Color mode used by sinks with color support.
-//
-enum class color_mode { always, automatic, never };
-
-//
-// Pattern time - specific time getting to use for pattern_formatter.
-// local time by default
-//
-enum class pattern_time_type {
-    local,  // log localtime
-    utc     // log utc
-};
-
-//
-// Log exception
-//
-class SPDLOG_API spdlog_ex : public std::exception {
-public:
-    explicit spdlog_ex(std::string msg);
-    spdlog_ex(const std::string &msg, int last_errno);
-    const char *what() const SPDLOG_NOEXCEPT override;
-
-private:
-    std::string msg_;
-};
-
-[[noreturn]] SPDLOG_API void throw_spdlog_ex(const std::string &msg, int last_errno);
-[[noreturn]] SPDLOG_API void throw_spdlog_ex(std::string msg);
-
-struct source_loc {
-    SPDLOG_CONSTEXPR source_loc() = default;
-    SPDLOG_CONSTEXPR source_loc(const char *filename_in, int line_in, const char *funcname_in)
-        : filename{filename_in},
-          line{line_in},
-          funcname{funcname_in} {}
-
-    SPDLOG_CONSTEXPR bool empty() const SPDLOG_NOEXCEPT { return line <= 0; }
-    const char *filename{nullptr};
-    int line{0};
-    const char *funcname{nullptr};
-};
-
-struct file_event_handlers {
-    file_event_handlers()
-        : before_open(nullptr),
-          after_open(nullptr),
-          before_close(nullptr),
-          after_close(nullptr) {}
-
-    std::function<void(const filename_t &filename)> before_open;
-    std::function<void(const filename_t &filename, std::FILE *file_stream)> after_open;
-    std::function<void(const filename_t &filename, std::FILE *file_stream)> before_close;
-    std::function<void(const filename_t &filename)> after_close;
-};
-
-namespace details {
-
-// to_string_view
-
-SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(const memory_buf_t &buf)
-    SPDLOG_NOEXCEPT {
-    return spdlog::string_view_t{buf.data(), buf.size()};
-}
-
-SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(spdlog::string_view_t str)
-    SPDLOG_NOEXCEPT {
-    return str;
-}
-
-#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT)
-SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(const wmemory_buf_t &buf)
-    SPDLOG_NOEXCEPT {
-    return spdlog::wstring_view_t{buf.data(), buf.size()};
-}
-
-SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str)
-    SPDLOG_NOEXCEPT {
-    return str;
-}
-#endif
-
-#ifndef SPDLOG_USE_STD_FORMAT
-template <typename T, typename... Args>
-inline fmt::basic_string_view<T> to_string_view(fmt::basic_format_string<T, Args...> fmt) {
-    return fmt;
-}
-#elif __cpp_lib_format >= 202207L
-template <typename T, typename... Args>
-SPDLOG_CONSTEXPR_FUNC std::basic_string_view<T> to_string_view(
-    std::basic_format_string<T, Args...> fmt) SPDLOG_NOEXCEPT {
-    return fmt.get();
-}
-#endif
-
-// make_unique support for pre c++14
-#if __cplusplus >= 201402L  // C++14 and beyond
-using std::enable_if_t;
-using std::make_unique;
-#else
-template <bool B, class T = void>
-using enable_if_t = typename std::enable_if<B, T>::type;
-
-template <typename T, typename... Args>
-std::unique_ptr<T> make_unique(Args &&...args) {
-    static_assert(!std::is_array<T>::value, "arrays not supported");
-    return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
-}
-#endif
-
-// to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324)
-template <typename T, typename U, enable_if_t<!std::is_same<T, U>::value, int> = 0>
-constexpr T conditional_static_cast(U value) {
-    return static_cast<T>(value);
-}
-
-template <typename T, typename U, enable_if_t<std::is_same<T, U>::value, int> = 0>
-constexpr T conditional_static_cast(U value) {
-    return value;
-}
-
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "common-inl.h"
-#endif

3rd/spdlog/details/backtracer-inl.h

@@ -1,63 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/backtracer.h>
-#endif
-namespace spdlog {
-namespace details {
-SPDLOG_INLINE backtracer::backtracer(const backtracer &other) {
-    std::lock_guard<std::mutex> lock(other.mutex_);
-    enabled_ = other.enabled();
-    messages_ = other.messages_;
-}
-
-SPDLOG_INLINE backtracer::backtracer(backtracer &&other) SPDLOG_NOEXCEPT {
-    std::lock_guard<std::mutex> lock(other.mutex_);
-    enabled_ = other.enabled();
-    messages_ = std::move(other.messages_);
-}
-
-SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other) {
-    std::lock_guard<std::mutex> lock(mutex_);
-    enabled_ = other.enabled();
-    messages_ = std::move(other.messages_);
-    return *this;
-}
-
-SPDLOG_INLINE void backtracer::enable(size_t size) {
-    std::lock_guard<std::mutex> lock{mutex_};
-    enabled_.store(true, std::memory_order_relaxed);
-    messages_ = circular_q<log_msg_buffer>{size};
-}
-
-SPDLOG_INLINE void backtracer::disable() {
-    std::lock_guard<std::mutex> lock{mutex_};
-    enabled_.store(false, std::memory_order_relaxed);
-}
-
-SPDLOG_INLINE bool backtracer::enabled() const { return enabled_.load(std::memory_order_relaxed); }
-
-SPDLOG_INLINE void backtracer::push_back(const log_msg &msg) {
-    std::lock_guard<std::mutex> lock{mutex_};
-    messages_.push_back(log_msg_buffer{msg});
-}
-
-SPDLOG_INLINE bool backtracer::empty() const {
-    std::lock_guard<std::mutex> lock{mutex_};
-    return messages_.empty();
-}
-
-// pop all items in the q and apply the given fun on each of them.
-SPDLOG_INLINE void backtracer::foreach_pop(std::function<void(const details::log_msg &)> fun) {
-    std::lock_guard<std::mutex> lock{mutex_};
-    while (!messages_.empty()) {
-        auto &front_msg = messages_.front();
-        fun(front_msg);
-        messages_.pop_front();
-    }
-}
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/backtracer.h

@@ -1,45 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/circular_q.h>
-#include <spdlog/details/log_msg_buffer.h>
-
-#include <atomic>
-#include <functional>
-#include <mutex>
-
-// Store log messages in circular buffer.
-// Useful for storing debug data in case of error/warning happens.
-
-namespace spdlog {
-namespace details {
-class SPDLOG_API backtracer {
-    mutable std::mutex mutex_;
-    std::atomic<bool> enabled_{false};
-    circular_q<log_msg_buffer> messages_;
-
-public:
-    backtracer() = default;
-    backtracer(const backtracer &other);
-
-    backtracer(backtracer &&other) SPDLOG_NOEXCEPT;
-    backtracer &operator=(backtracer other);
-
-    void enable(size_t size);
-    void disable();
-    bool enabled() const;
-    void push_back(const log_msg &msg);
-    bool empty() const;
-
-    // pop all items in the q and apply the given fun on each of them.
-    void foreach_pop(std::function<void(const details::log_msg &)> fun);
-};
-
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "backtracer-inl.h"
-#endif

3rd/spdlog/details/circular_q.h

@@ -1,115 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-// circular q view of std::vector.
-#pragma once
-
-#include <cassert>
-#include <vector>
-
-#include "spdlog/common.h"
-
-namespace spdlog {
-namespace details {
-template <typename T>
-class circular_q {
-    size_t max_items_ = 0;
-    typename std::vector<T>::size_type head_ = 0;
-    typename std::vector<T>::size_type tail_ = 0;
-    size_t overrun_counter_ = 0;
-    std::vector<T> v_;
-
-public:
-    using value_type = T;
-
-    // empty ctor - create a disabled queue with no elements allocated at all
-    circular_q() = default;
-
-    explicit circular_q(size_t max_items)
-        : max_items_(max_items + 1)  // one item is reserved as marker for full q
-          ,
-          v_(max_items_) {}
-
-    circular_q(const circular_q &) = default;
-    circular_q &operator=(const circular_q &) = default;
-
-    // move cannot be default,
-    // since we need to reset head_, tail_, etc to zero in the moved object
-    circular_q(circular_q &&other) SPDLOG_NOEXCEPT { copy_moveable(std::move(other)); }
-
-    circular_q &operator=(circular_q &&other) SPDLOG_NOEXCEPT {
-        copy_moveable(std::move(other));
-        return *this;
-    }
-
-    // push back, overrun (oldest) item if no room left
-    void push_back(T &&item) {
-        if (max_items_ > 0) {
-            v_[tail_] = std::move(item);
-            tail_ = (tail_ + 1) % max_items_;
-
-            if (tail_ == head_)  // overrun last item if full
-            {
-                head_ = (head_ + 1) % max_items_;
-                ++overrun_counter_;
-            }
-        }
-    }
-
-    // Return reference to the front item.
-    // If there are no elements in the container, the behavior is undefined.
-    const T &front() const { return v_[head_]; }
-
-    T &front() { return v_[head_]; }
-
-    // Return number of elements actually stored
-    size_t size() const {
-        if (tail_ >= head_) {
-            return tail_ - head_;
-        } else {
-            return max_items_ - (head_ - tail_);
-        }
-    }
-
-    // Return const reference to item by index.
-    // If index is out of range 0…size()-1, the behavior is undefined.
-    const T &at(size_t i) const {
-        assert(i < size());
-        return v_[(head_ + i) % max_items_];
-    }
-
-    // Pop item from front.
-    // If there are no elements in the container, the behavior is undefined.
-    void pop_front() { head_ = (head_ + 1) % max_items_; }
-
-    bool empty() const { return tail_ == head_; }
-
-    bool full() const {
-        // head is ahead of the tail by 1
-        if (max_items_ > 0) {
-            return ((tail_ + 1) % max_items_) == head_;
-        }
-        return false;
-    }
-
-    size_t overrun_counter() const { return overrun_counter_; }
-
-    void reset_overrun_counter() { overrun_counter_ = 0; }
-
-private:
-    // copy from other&& and reset it to disabled state
-    void copy_moveable(circular_q &&other) SPDLOG_NOEXCEPT {
-        max_items_ = other.max_items_;
-        head_ = other.head_;
-        tail_ = other.tail_;
-        overrun_counter_ = other.overrun_counter_;
-        v_ = std::move(other.v_);
-
-        // put &&other in disabled, but valid state
-        other.max_items_ = 0;
-        other.head_ = other.tail_ = 0;
-        other.overrun_counter_ = 0;
-    }
-};
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/console_globals.h

@@ -1,28 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <mutex>
-#include <spdlog/details/null_mutex.h>
-
-namespace spdlog {
-namespace details {
-
-struct console_mutex {
-    using mutex_t = std::mutex;
-    static mutex_t &mutex() {
-        static mutex_t s_mutex;
-        return s_mutex;
-    }
-};
-
-struct console_nullmutex {
-    using mutex_t = null_mutex;
-    static mutex_t &mutex() {
-        static mutex_t s_mutex;
-        return s_mutex;
-    }
-};
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/file_helper-inl.h

@@ -1,152 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/file_helper.h>
-#endif
-
-#include <spdlog/common.h>
-#include <spdlog/details/os.h>
-
-#include <cerrno>
-#include <chrono>
-#include <cstdio>
-#include <string>
-#include <thread>
-#include <tuple>
-
-namespace spdlog {
-namespace details {
-
-SPDLOG_INLINE file_helper::file_helper(const file_event_handlers &event_handlers)
-    : event_handlers_(event_handlers) {}
-
-SPDLOG_INLINE file_helper::~file_helper() { close(); }
-
-SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate) {
-    close();
-    filename_ = fname;
-
-    auto *mode = SPDLOG_FILENAME_T("ab");
-    auto *trunc_mode = SPDLOG_FILENAME_T("wb");
-
-    if (event_handlers_.before_open) {
-        event_handlers_.before_open(filename_);
-    }
-    for (int tries = 0; tries < open_tries_; ++tries) {
-        // create containing folder if not exists already.
-        os::create_dir(os::dir_name(fname));
-        if (truncate) {
-            // Truncate by opening-and-closing a tmp file in "wb" mode, always
-            // opening the actual log-we-write-to in "ab" mode, since that
-            // interacts more politely with eternal processes that might
-            // rotate/truncate the file underneath us.
-            std::FILE *tmp;
-            if (os::fopen_s(&tmp, fname, trunc_mode)) {
-                continue;
-            }
-            std::fclose(tmp);
-        }
-        if (!os::fopen_s(&fd_, fname, mode)) {
-            if (event_handlers_.after_open) {
-                event_handlers_.after_open(filename_, fd_);
-            }
-            return;
-        }
-
-        details::os::sleep_for_millis(open_interval_);
-    }
-
-    throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing",
-                    errno);
-}
-
-SPDLOG_INLINE void file_helper::reopen(bool truncate) {
-    if (filename_.empty()) {
-        throw_spdlog_ex("Failed re opening file - was not opened before");
-    }
-    this->open(filename_, truncate);
-}
-
-SPDLOG_INLINE void file_helper::flush() {
-    if (std::fflush(fd_) != 0) {
-        throw_spdlog_ex("Failed flush to file " + os::filename_to_str(filename_), errno);
-    }
-}
-
-SPDLOG_INLINE void file_helper::sync() {
-    if (!os::fsync(fd_)) {
-        throw_spdlog_ex("Failed to fsync file " + os::filename_to_str(filename_), errno);
-    }
-}
-
-SPDLOG_INLINE void file_helper::close() {
-    if (fd_ != nullptr) {
-        if (event_handlers_.before_close) {
-            event_handlers_.before_close(filename_, fd_);
-        }
-
-        std::fclose(fd_);
-        fd_ = nullptr;
-
-        if (event_handlers_.after_close) {
-            event_handlers_.after_close(filename_);
-        }
-    }
-}
-
-SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf) {
-    if (fd_ == nullptr) return;
-    size_t msg_size = buf.size();
-    auto data = buf.data();
-    if (std::fwrite(data, 1, msg_size, fd_) != msg_size) {
-        throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno);
-    }
-}
-
-SPDLOG_INLINE size_t file_helper::size() const {
-    if (fd_ == nullptr) {
-        throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_));
-    }
-    return os::filesize(fd_);
-}
-
-SPDLOG_INLINE const filename_t &file_helper::filename() const { return filename_; }
-
-//
-// return file path and its extension:
-//
-// "mylog.txt" => ("mylog", ".txt")
-// "mylog" => ("mylog", "")
-// "mylog." => ("mylog.", "")
-// "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt")
-//
-// the starting dot in filenames is ignored (hidden files):
-//
-// ".mylog" => (".mylog". "")
-// "my_folder/.mylog" => ("my_folder/.mylog", "")
-// "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt")
-SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension(
-    const filename_t &fname) {
-    auto ext_index = fname.rfind('.');
-
-    // no valid extension found - return whole path and empty string as
-    // extension
-    if (ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1) {
-        return std::make_tuple(fname, filename_t());
-    }
-
-    // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile"
-    auto folder_index = fname.find_last_of(details::os::folder_seps_filename);
-    if (folder_index != filename_t::npos && folder_index >= ext_index - 1) {
-        return std::make_tuple(fname, filename_t());
-    }
-
-    // finally - return a valid base and extension tuple
-    return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index));
-}
-
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/file_helper.h

@@ -1,61 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/common.h>
-#include <tuple>
-
-namespace spdlog {
-namespace details {
-
-// Helper class for file sinks.
-// When failing to open a file, retry several times(5) with a delay interval(10 ms).
-// Throw spdlog_ex exception on errors.
-
-class SPDLOG_API file_helper {
-public:
-    file_helper() = default;
-    explicit file_helper(const file_event_handlers &event_handlers);
-
-    file_helper(const file_helper &) = delete;
-    file_helper &operator=(const file_helper &) = delete;
-    ~file_helper();
-
-    void open(const filename_t &fname, bool truncate = false);
-    void reopen(bool truncate);
-    void flush();
-    void sync();
-    void close();
-    void write(const memory_buf_t &buf);
-    size_t size() const;
-    const filename_t &filename() const;
-
-    //
-    // return file path and its extension:
-    //
-    // "mylog.txt" => ("mylog", ".txt")
-    // "mylog" => ("mylog", "")
-    // "mylog." => ("mylog.", "")
-    // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt")
-    //
-    // the starting dot in filenames is ignored (hidden files):
-    //
-    // ".mylog" => (".mylog". "")
-    // "my_folder/.mylog" => ("my_folder/.mylog", "")
-    // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt")
-    static std::tuple<filename_t, filename_t> split_by_extension(const filename_t &fname);
-
-private:
-    const int open_tries_ = 5;
-    const unsigned int open_interval_ = 10;
-    std::FILE *fd_{nullptr};
-    filename_t filename_;
-    file_event_handlers event_handlers_;
-};
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "file_helper-inl.h"
-#endif

3rd/spdlog/details/fmt_helper.h

@@ -1,141 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-#pragma once
-
-#include <chrono>
-#include <iterator>
-#include <spdlog/common.h>
-#include <spdlog/fmt/fmt.h>
-#include <type_traits>
-
-#ifdef SPDLOG_USE_STD_FORMAT
-    #include <charconv>
-    #include <limits>
-#endif
-
-// Some fmt helpers to efficiently format and pad ints and strings
-namespace spdlog {
-namespace details {
-namespace fmt_helper {
-
-inline void append_string_view(spdlog::string_view_t view, memory_buf_t &dest) {
-    auto *buf_ptr = view.data();
-    dest.append(buf_ptr, buf_ptr + view.size());
-}
-
-#ifdef SPDLOG_USE_STD_FORMAT
-template <typename T>
-inline void append_int(T n, memory_buf_t &dest) {
-    // Buffer should be large enough to hold all digits (digits10 + 1) and a sign
-    SPDLOG_CONSTEXPR const auto BUF_SIZE = std::numeric_limits<T>::digits10 + 2;
-    char buf[BUF_SIZE];
-
-    auto [ptr, ec] = std::to_chars(buf, buf + BUF_SIZE, n, 10);
-    if (ec == std::errc()) {
-        dest.append(buf, ptr);
-    } else {
-        throw_spdlog_ex("Failed to format int", static_cast<int>(ec));
-    }
-}
-#else
-template <typename T>
-inline void append_int(T n, memory_buf_t &dest) {
-    fmt::format_int i(n);
-    dest.append(i.data(), i.data() + i.size());
-}
-#endif
-
-template <typename T>
-SPDLOG_CONSTEXPR_FUNC unsigned int count_digits_fallback(T n) {
-    // taken from fmt: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/format.h#L899-L912
-    unsigned int count = 1;
-    for (;;) {
-        // Integer division is slow so do it for a group of four digits instead
-        // of for every digit. The idea comes from the talk by Alexandrescu
-        // "Three Optimization Tips for C++". See speed-test for a comparison.
-        if (n < 10) return count;
-        if (n < 100) return count + 1;
-        if (n < 1000) return count + 2;
-        if (n < 10000) return count + 3;
-        n /= 10000u;
-        count += 4;
-    }
-}
-
-template <typename T>
-inline unsigned int count_digits(T n) {
-    using count_type =
-        typename std::conditional<(sizeof(T) > sizeof(uint32_t)), uint64_t, uint32_t>::type;
-#ifdef SPDLOG_USE_STD_FORMAT
-    return count_digits_fallback(static_cast<count_type>(n));
-#else
-    return static_cast<unsigned int>(fmt::
-    // fmt 7.0.0 renamed the internal namespace to detail.
-    // See: https://github.com/fmtlib/fmt/issues/1538
-    #if FMT_VERSION < 70000
-                                         internal
-    #else
-                                         detail
-    #endif
-                                     ::count_digits(static_cast<count_type>(n)));
-#endif
-}
-
-inline void pad2(int n, memory_buf_t &dest) {
-    if (n >= 0 && n < 100)  // 0-99
-    {
-        dest.push_back(static_cast<char>('0' + n / 10));
-        dest.push_back(static_cast<char>('0' + n % 10));
-    } else  // unlikely, but just in case, let fmt deal with it
-    {
-        fmt_lib::format_to(std::back_inserter(dest), SPDLOG_FMT_STRING("{:02}"), n);
-    }
-}
-
-template <typename T>
-inline void pad_uint(T n, unsigned int width, memory_buf_t &dest) {
-    static_assert(std::is_unsigned<T>::value, "pad_uint must get unsigned T");
-    for (auto digits = count_digits(n); digits < width; digits++) {
-        dest.push_back('0');
-    }
-    append_int(n, dest);
-}
-
-template <typename T>
-inline void pad3(T n, memory_buf_t &dest) {
-    static_assert(std::is_unsigned<T>::value, "pad3 must get unsigned T");
-    if (n < 1000) {
-        dest.push_back(static_cast<char>(n / 100 + '0'));
-        n = n % 100;
-        dest.push_back(static_cast<char>((n / 10) + '0'));
-        dest.push_back(static_cast<char>((n % 10) + '0'));
-    } else {
-        append_int(n, dest);
-    }
-}
-
-template <typename T>
-inline void pad6(T n, memory_buf_t &dest) {
-    pad_uint(n, 6, dest);
-}
-
-template <typename T>
-inline void pad9(T n, memory_buf_t &dest) {
-    pad_uint(n, 9, dest);
-}
-
-// return fraction of a second of the given time_point.
-// e.g.
-// fraction<std::milliseconds>(tp) -> will return the millis part of the second
-template <typename ToDuration>
-inline ToDuration time_fraction(log_clock::time_point tp) {
-    using std::chrono::duration_cast;
-    using std::chrono::seconds;
-    auto duration = tp.time_since_epoch();
-    auto secs = duration_cast<seconds>(duration);
-    return duration_cast<ToDuration>(duration) - duration_cast<ToDuration>(secs);
-}
-
-}  // namespace fmt_helper
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/log_msg-inl.h

@@ -1,44 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/log_msg.h>
-#endif
-
-#include <spdlog/details/os.h>
-
-namespace spdlog {
-namespace details {
-
-SPDLOG_INLINE log_msg::log_msg(spdlog::log_clock::time_point log_time,
-                               spdlog::source_loc loc,
-                               string_view_t a_logger_name,
-                               spdlog::level::level_enum lvl,
-                               spdlog::string_view_t msg)
-    : logger_name(a_logger_name),
-      level(lvl),
-      time(log_time)
-#ifndef SPDLOG_NO_THREAD_ID
-      ,
-      thread_id(os::thread_id())
-#endif
-      ,
-      source(loc),
-      payload(msg) {
-}
-
-SPDLOG_INLINE log_msg::log_msg(spdlog::source_loc loc,
-                               string_view_t a_logger_name,
-                               spdlog::level::level_enum lvl,
-                               spdlog::string_view_t msg)
-    : log_msg(os::now(), loc, a_logger_name, lvl, msg) {}
-
-SPDLOG_INLINE log_msg::log_msg(string_view_t a_logger_name,
-                               spdlog::level::level_enum lvl,
-                               spdlog::string_view_t msg)
-    : log_msg(os::now(), source_loc{}, a_logger_name, lvl, msg) {}
-
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/log_msg.h

@@ -1,40 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/common.h>
-#include <string>
-
-namespace spdlog {
-namespace details {
-struct SPDLOG_API log_msg {
-    log_msg() = default;
-    log_msg(log_clock::time_point log_time,
-            source_loc loc,
-            string_view_t logger_name,
-            level::level_enum lvl,
-            string_view_t msg);
-    log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg);
-    log_msg(string_view_t logger_name, level::level_enum lvl, string_view_t msg);
-    log_msg(const log_msg &other) = default;
-    log_msg &operator=(const log_msg &other) = default;
-
-    string_view_t logger_name;
-    level::level_enum level{level::off};
-    log_clock::time_point time;
-    size_t thread_id{0};
-
-    // wrapping the formatted text with color (updated by pattern_formatter).
-    mutable size_t color_range_start{0};
-    mutable size_t color_range_end{0};
-
-    source_loc source;
-    string_view_t payload;
-};
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "log_msg-inl.h"
-#endif

3rd/spdlog/details/log_msg_buffer-inl.h

@@ -1,54 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/log_msg_buffer.h>
-#endif
-
-namespace spdlog {
-namespace details {
-
-SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg &orig_msg)
-    : log_msg{orig_msg} {
-    buffer.append(logger_name.begin(), logger_name.end());
-    buffer.append(payload.begin(), payload.end());
-    update_string_views();
-}
-
-SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer &other)
-    : log_msg{other} {
-    buffer.append(logger_name.begin(), logger_name.end());
-    buffer.append(payload.begin(), payload.end());
-    update_string_views();
-}
-
-SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT
-    : log_msg{other},
-      buffer{std::move(other.buffer)} {
-    update_string_views();
-}
-
-SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(const log_msg_buffer &other) {
-    log_msg::operator=(other);
-    buffer.clear();
-    buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size());
-    update_string_views();
-    return *this;
-}
-
-SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT {
-    log_msg::operator=(other);
-    buffer = std::move(other.buffer);
-    update_string_views();
-    return *this;
-}
-
-SPDLOG_INLINE void log_msg_buffer::update_string_views() {
-    logger_name = string_view_t{buffer.data(), logger_name.size()};
-    payload = string_view_t{buffer.data() + logger_name.size(), payload.size()};
-}
-
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/log_msg_buffer.h

@@ -1,32 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/log_msg.h>
-
-namespace spdlog {
-namespace details {
-
-// Extend log_msg with internal buffer to store its payload.
-// This is needed since log_msg holds string_views that points to stack data.
-
-class SPDLOG_API log_msg_buffer : public log_msg {
-    memory_buf_t buffer;
-    void update_string_views();
-
-public:
-    log_msg_buffer() = default;
-    explicit log_msg_buffer(const log_msg &orig_msg);
-    log_msg_buffer(const log_msg_buffer &other);
-    log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT;
-    log_msg_buffer &operator=(const log_msg_buffer &other);
-    log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT;
-};
-
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "log_msg_buffer-inl.h"
-#endif

3rd/spdlog/details/mpmc_blocking_q.h

@@ -1,177 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-// multi producer-multi consumer blocking queue.
-// enqueue(..) - will block until room found to put the new message.
-// enqueue_nowait(..) - will return immediately with false if no room left in
-// the queue.
-// dequeue_for(..) - will block until the queue is not empty or timeout have
-// passed.
-
-#include <spdlog/details/circular_q.h>
-
-#include <atomic>
-#include <condition_variable>
-#include <mutex>
-
-namespace spdlog {
-namespace details {
-
-template <typename T>
-class mpmc_blocking_queue {
-public:
-    using item_type = T;
-    explicit mpmc_blocking_queue(size_t max_items)
-        : q_(max_items) {}
-
-#ifndef __MINGW32__
-    // try to enqueue and block if no room left
-    void enqueue(T &&item) {
-        {
-            std::unique_lock<std::mutex> lock(queue_mutex_);
-            pop_cv_.wait(lock, [this] { return !this->q_.full(); });
-            q_.push_back(std::move(item));
-        }
-        push_cv_.notify_one();
-    }
-
-    // enqueue immediately. overrun oldest message in the queue if no room left.
-    void enqueue_nowait(T &&item) {
-        {
-            std::unique_lock<std::mutex> lock(queue_mutex_);
-            q_.push_back(std::move(item));
-        }
-        push_cv_.notify_one();
-    }
-
-    void enqueue_if_have_room(T &&item) {
-        bool pushed = false;
-        {
-            std::unique_lock<std::mutex> lock(queue_mutex_);
-            if (!q_.full()) {
-                q_.push_back(std::move(item));
-                pushed = true;
-            }
-        }
-
-        if (pushed) {
-            push_cv_.notify_one();
-        } else {
-            ++discard_counter_;
-        }
-    }
-
-    // dequeue with a timeout.
-    // Return true, if succeeded dequeue item, false otherwise
-    bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) {
-        {
-            std::unique_lock<std::mutex> lock(queue_mutex_);
-            if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) {
-                return false;
-            }
-            popped_item = std::move(q_.front());
-            q_.pop_front();
-        }
-        pop_cv_.notify_one();
-        return true;
-    }
-
-    // blocking dequeue without a timeout.
-    void dequeue(T &popped_item) {
-        {
-            std::unique_lock<std::mutex> lock(queue_mutex_);
-            push_cv_.wait(lock, [this] { return !this->q_.empty(); });
-            popped_item = std::move(q_.front());
-            q_.pop_front();
-        }
-        pop_cv_.notify_one();
-    }
-
-#else
-    // apparently mingw deadlocks if the mutex is released before cv.notify_one(),
-    // so release the mutex at the very end each function.
-
-    // try to enqueue and block if no room left
-    void enqueue(T &&item) {
-        std::unique_lock<std::mutex> lock(queue_mutex_);
-        pop_cv_.wait(lock, [this] { return !this->q_.full(); });
-        q_.push_back(std::move(item));
-        push_cv_.notify_one();
-    }
-
-    // enqueue immediately. overrun oldest message in the queue if no room left.
-    void enqueue_nowait(T &&item) {
-        std::unique_lock<std::mutex> lock(queue_mutex_);
-        q_.push_back(std::move(item));
-        push_cv_.notify_one();
-    }
-
-    void enqueue_if_have_room(T &&item) {
-        bool pushed = false;
-        std::unique_lock<std::mutex> lock(queue_mutex_);
-        if (!q_.full()) {
-            q_.push_back(std::move(item));
-            pushed = true;
-        }
-
-        if (pushed) {
-            push_cv_.notify_one();
-        } else {
-            ++discard_counter_;
-        }
-    }
-
-    // dequeue with a timeout.
-    // Return true, if succeeded dequeue item, false otherwise
-    bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) {
-        std::unique_lock<std::mutex> lock(queue_mutex_);
-        if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) {
-            return false;
-        }
-        popped_item = std::move(q_.front());
-        q_.pop_front();
-        pop_cv_.notify_one();
-        return true;
-    }
-
-    // blocking dequeue without a timeout.
-    void dequeue(T &popped_item) {
-        std::unique_lock<std::mutex> lock(queue_mutex_);
-        push_cv_.wait(lock, [this] { return !this->q_.empty(); });
-        popped_item = std::move(q_.front());
-        q_.pop_front();
-        pop_cv_.notify_one();
-    }
-
-#endif
-
-    size_t overrun_counter() {
-        std::lock_guard<std::mutex> lock(queue_mutex_);
-        return q_.overrun_counter();
-    }
-
-    size_t discard_counter() { return discard_counter_.load(std::memory_order_relaxed); }
-
-    size_t size() {
-        std::lock_guard<std::mutex> lock(queue_mutex_);
-        return q_.size();
-    }
-
-    void reset_overrun_counter() {
-        std::lock_guard<std::mutex> lock(queue_mutex_);
-        q_.reset_overrun_counter();
-    }
-
-    void reset_discard_counter() { discard_counter_.store(0, std::memory_order_relaxed); }
-
-private:
-    std::mutex queue_mutex_;
-    std::condition_variable push_cv_;
-    std::condition_variable pop_cv_;
-    spdlog::details::circular_q<T> q_;
-    std::atomic<size_t> discard_counter_{0};
-};
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/null_mutex.h

@@ -1,35 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <atomic>
-#include <utility>
-// null, no cost dummy "mutex" and dummy "atomic" int
-
-namespace spdlog {
-namespace details {
-struct null_mutex {
-    void lock() const {}
-    void unlock() const {}
-};
-
-struct null_atomic_int {
-    int value;
-    null_atomic_int() = default;
-
-    explicit null_atomic_int(int new_value)
-        : value(new_value) {}
-
-    int load(std::memory_order = std::memory_order_relaxed) const { return value; }
-
-    void store(int new_value, std::memory_order = std::memory_order_relaxed) { value = new_value; }
-
-    int exchange(int new_value, std::memory_order = std::memory_order_relaxed) {
-        std::swap(new_value, value);
-        return new_value;  // return value before the call
-    }
-};
-
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/os-inl.h

@@ -1,594 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/os.h>
-#endif
-
-#include <spdlog/common.h>
-
-#include <algorithm>
-#include <array>
-#include <chrono>
-#include <cstdio>
-#include <cstdlib>
-#include <cstring>
-#include <ctime>
-#include <string>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <thread>
-
-#ifdef _WIN32
-    #include <spdlog/details/windows_include.h>
-    #include <fileapi.h>  // for FlushFileBuffers
-    #include <io.h>       // for _get_osfhandle, _isatty, _fileno
-    #include <process.h>  // for _get_pid
-
-    #ifdef __MINGW32__
-        #include <share.h>
-    #endif
-
-    #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)
-        #include <cassert>
-        #include <limits>
-    #endif
-
-    #include <direct.h>  // for _mkdir/_wmkdir
-
-#else  // unix
-
-    #include <fcntl.h>
-    #include <unistd.h>
-
-    #ifdef __linux__
-        #include <sys/syscall.h>  //Use gettid() syscall under linux to get thread id
-
-    #elif defined(_AIX)
-        #include <pthread.h>  // for pthread_getthrds_np
-
-    #elif defined(__DragonFly__) || defined(__FreeBSD__)
-        #include <pthread_np.h>  // for pthread_getthreadid_np
-
-    #elif defined(__NetBSD__)
-        #include <lwp.h>  // for _lwp_self
-
-    #elif defined(__sun)
-        #include <thread.h>  // for thr_self
-    #endif
-
-#endif  // unix
-
-#if defined __APPLE__
-    #include <AvailabilityMacros.h>
-#endif
-
-#ifndef __has_feature           // Clang - feature checking macros.
-    #define __has_feature(x) 0  // Compatibility with non-clang compilers.
-#endif
-
-namespace spdlog {
-namespace details {
-namespace os {
-
-SPDLOG_INLINE spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT {
-#if defined __linux__ && defined SPDLOG_CLOCK_COARSE
-    timespec ts;
-    ::clock_gettime(CLOCK_REALTIME_COARSE, &ts);
-    return std::chrono::time_point<log_clock, typename log_clock::duration>(
-        std::chrono::duration_cast<typename log_clock::duration>(
-            std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec)));
-
-#else
-    return log_clock::now();
-#endif
-}
-SPDLOG_INLINE std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT {
-#ifdef _WIN32
-    std::tm tm;
-    ::localtime_s(&tm, &time_tt);
-#else
-    std::tm tm;
-    ::localtime_r(&time_tt, &tm);
-#endif
-    return tm;
-}
-
-SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT {
-    std::time_t now_t = ::time(nullptr);
-    return localtime(now_t);
-}
-
-SPDLOG_INLINE std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT {
-#ifdef _WIN32
-    std::tm tm;
-    ::gmtime_s(&tm, &time_tt);
-#else
-    std::tm tm;
-    ::gmtime_r(&time_tt, &tm);
-#endif
-    return tm;
-}
-
-SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT {
-    std::time_t now_t = ::time(nullptr);
-    return gmtime(now_t);
-}
-
-// fopen_s on non windows for writing
-SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode) {
-#ifdef _WIN32
-    #ifdef SPDLOG_WCHAR_FILENAMES
-    *fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO);
-    #else
-    *fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO);
-    #endif
-    #if defined(SPDLOG_PREVENT_CHILD_FD)
-    if (*fp != nullptr) {
-        auto file_handle = reinterpret_cast<HANDLE>(_get_osfhandle(::_fileno(*fp)));
-        if (!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) {
-            ::fclose(*fp);
-            *fp = nullptr;
-        }
-    }
-    #endif
-#else  // unix
-    #if defined(SPDLOG_PREVENT_CHILD_FD)
-    const int mode_flag = mode == SPDLOG_FILENAME_T("ab") ? O_APPEND : O_TRUNC;
-    const int fd =
-        ::open((filename.c_str()), O_CREAT | O_WRONLY | O_CLOEXEC | mode_flag, mode_t(0644));
-    if (fd == -1) {
-        return true;
-    }
-    *fp = ::fdopen(fd, mode.c_str());
-    if (*fp == nullptr) {
-        ::close(fd);
-    }
-    #else
-    *fp = ::fopen((filename.c_str()), mode.c_str());
-    #endif
-#endif
-
-    return *fp == nullptr;
-}
-
-SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT {
-#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
-    return ::_wremove(filename.c_str());
-#else
-    return std::remove(filename.c_str());
-#endif
-}
-
-SPDLOG_INLINE int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT {
-    return path_exists(filename) ? remove(filename) : 0;
-}
-
-SPDLOG_INLINE int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT {
-#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
-    return ::_wrename(filename1.c_str(), filename2.c_str());
-#else
-    return std::rename(filename1.c_str(), filename2.c_str());
-#endif
-}
-
-// Return true if path exists (file or directory)
-SPDLOG_INLINE bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT {
-#ifdef _WIN32
-    struct _stat buffer;
-    #ifdef SPDLOG_WCHAR_FILENAMES
-    return (::_wstat(filename.c_str(), &buffer) == 0);
-    #else
-    return (::_stat(filename.c_str(), &buffer) == 0);
-    #endif
-#else  // common linux/unix all have the stat system call
-    struct stat buffer;
-    return (::stat(filename.c_str(), &buffer) == 0);
-#endif
-}
-
-#ifdef _MSC_VER
-    // avoid warning about unreachable statement at the end of filesize()
-    #pragma warning(push)
-    #pragma warning(disable : 4702)
-#endif
-
-// Return file size according to open FILE* object
-SPDLOG_INLINE size_t filesize(FILE *f) {
-    if (f == nullptr) {
-        throw_spdlog_ex("Failed getting file size. fd is null");
-    }
-#if defined(_WIN32) && !defined(__CYGWIN__)
-    int fd = ::_fileno(f);
-    #if defined(_WIN64)  // 64 bits
-    __int64 ret = ::_filelengthi64(fd);
-    if (ret >= 0) {
-        return static_cast<size_t>(ret);
-    }
-
-    #else  // windows 32 bits
-    long ret = ::_filelength(fd);
-    if (ret >= 0) {
-        return static_cast<size_t>(ret);
-    }
-    #endif
-
-#else  // unix
-    // OpenBSD and AIX doesn't compile with :: before the fileno(..)
-    #if defined(__OpenBSD__) || defined(_AIX)
-    int fd = fileno(f);
-    #else
-    int fd = ::fileno(f);
-    #endif
-    // 64 bits(but not in osx, linux/musl or cygwin, where fstat64 is deprecated)
-    #if ((defined(__linux__) && defined(__GLIBC__)) || defined(__sun) || defined(_AIX)) && \
-        (defined(__LP64__) || defined(_LP64))
-    struct stat64 st;
-    if (::fstat64(fd, &st) == 0) {
-        return static_cast<size_t>(st.st_size);
-    }
-    #else  // other unix or linux 32 bits or cygwin
-    struct stat st;
-    if (::fstat(fd, &st) == 0) {
-        return static_cast<size_t>(st.st_size);
-    }
-    #endif
-#endif
-    throw_spdlog_ex("Failed getting file size from fd", errno);
-    return 0;  // will not be reached.
-}
-
-#ifdef _MSC_VER
-    #pragma warning(pop)
-#endif
-
-// Return utc offset in minutes or throw spdlog_ex on failure
-SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm) {
-#ifdef _WIN32
-    #if _WIN32_WINNT < _WIN32_WINNT_WS08
-    TIME_ZONE_INFORMATION tzinfo;
-    auto rv = ::GetTimeZoneInformation(&tzinfo);
-    #else
-    DYNAMIC_TIME_ZONE_INFORMATION tzinfo;
-    auto rv = ::GetDynamicTimeZoneInformation(&tzinfo);
-    #endif
-    if (rv == TIME_ZONE_ID_INVALID) throw_spdlog_ex("Failed getting timezone info. ", errno);
-
-    int offset = -tzinfo.Bias;
-    if (tm.tm_isdst) {
-        offset -= tzinfo.DaylightBias;
-    } else {
-        offset -= tzinfo.StandardBias;
-    }
-    return offset;
-#else
-
-    #if defined(sun) || defined(__sun) || defined(_AIX) || \
-        (defined(__NEWLIB__) && !defined(__TM_GMTOFF)) ||  \
-        (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE))
-    // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris
-    struct helper {
-        static long int calculate_gmt_offset(const std::tm &localtm = details::os::localtime(),
-                                             const std::tm &gmtm = details::os::gmtime()) {
-            int local_year = localtm.tm_year + (1900 - 1);
-            int gmt_year = gmtm.tm_year + (1900 - 1);
-
-            long int days = (
-                // difference in day of year
-                localtm.tm_yday -
-                gmtm.tm_yday
-
-                // + intervening leap days
-                + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) +
-                ((local_year / 100 >> 2) - (gmt_year / 100 >> 2))
-
-                // + difference in years * 365 */
-                + static_cast<long int>(local_year - gmt_year) * 365);
-
-            long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour);
-            long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min);
-            long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec);
-
-            return secs;
-        }
-    };
-
-    auto offset_seconds = helper::calculate_gmt_offset(tm);
-    #else
-    auto offset_seconds = tm.tm_gmtoff;
-    #endif
-
-    return static_cast<int>(offset_seconds / 60);
-#endif
-}
-
-// Return current thread id as size_t
-// It exists because the std::this_thread::get_id() is much slower(especially
-// under VS 2013)
-SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT {
-#ifdef _WIN32
-    return static_cast<size_t>(::GetCurrentThreadId());
-#elif defined(__linux__)
-    #if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21)
-        #define SYS_gettid __NR_gettid
-    #endif
-    return static_cast<size_t>(::syscall(SYS_gettid));
-#elif defined(_AIX)
-    struct __pthrdsinfo buf;
-    int reg_size = 0;
-    pthread_t pt = pthread_self();
-    int retval = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &buf, sizeof(buf), NULL, &reg_size);
-    int tid = (!retval) ? buf.__pi_tid : 0;
-    return static_cast<size_t>(tid);
-#elif defined(__DragonFly__) || defined(__FreeBSD__)
-    return static_cast<size_t>(::pthread_getthreadid_np());
-#elif defined(__NetBSD__)
-    return static_cast<size_t>(::_lwp_self());
-#elif defined(__OpenBSD__)
-    return static_cast<size_t>(::getthrid());
-#elif defined(__sun)
-    return static_cast<size_t>(::thr_self());
-#elif __APPLE__
-    uint64_t tid;
-    // There is no pthread_threadid_np prior to Mac OS X 10.6, and it is not supported on any PPC,
-    // including 10.6.8 Rosetta. __POWERPC__ is Apple-specific define encompassing ppc and ppc64.
-    #ifdef MAC_OS_X_VERSION_MAX_ALLOWED
-    {
-        #if (MAC_OS_X_VERSION_MAX_ALLOWED < 1060) || defined(__POWERPC__)
-        tid = pthread_mach_thread_np(pthread_self());
-        #elif MAC_OS_X_VERSION_MIN_REQUIRED < 1060
-        if (&pthread_threadid_np) {
-            pthread_threadid_np(nullptr, &tid);
-        } else {
-            tid = pthread_mach_thread_np(pthread_self());
-        }
-        #else
-        pthread_threadid_np(nullptr, &tid);
-        #endif
-    }
-    #else
-    pthread_threadid_np(nullptr, &tid);
-    #endif
-    return static_cast<size_t>(tid);
-#else  // Default to standard C++11 (other Unix)
-    return static_cast<size_t>(std::hash<std::thread::id>()(std::this_thread::get_id()));
-#endif
-}
-
-// Return current thread id as size_t (from thread local storage)
-SPDLOG_INLINE size_t thread_id() SPDLOG_NOEXCEPT {
-#if defined(SPDLOG_NO_TLS)
-    return _thread_id();
-#else  // cache thread id in tls
-    static thread_local const size_t tid = _thread_id();
-    return tid;
-#endif
-}
-
-// This is avoid msvc issue in sleep_for that happens if the clock changes.
-// See https://github.com/gabime/spdlog/issues/609
-SPDLOG_INLINE void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT {
-#if defined(_WIN32)
-    ::Sleep(milliseconds);
-#else
-    std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds));
-#endif
-}
-
-// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined)
-#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
-SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) {
-    memory_buf_t buf;
-    wstr_to_utf8buf(filename, buf);
-    return SPDLOG_BUF_TO_STRING(buf);
-}
-#else
-SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) { return filename; }
-#endif
-
-SPDLOG_INLINE int pid() SPDLOG_NOEXCEPT {
-#ifdef _WIN32
-    return conditional_static_cast<int>(::GetCurrentProcessId());
-#else
-    return conditional_static_cast<int>(::getpid());
-#endif
-}
-
-// Determine if the terminal supports colors
-// Based on: https://github.com/agauniyal/rang/
-SPDLOG_INLINE bool is_color_terminal() SPDLOG_NOEXCEPT {
-#ifdef _WIN32
-    return true;
-#else
-
-    static const bool result = []() {
-        const char *env_colorterm_p = std::getenv("COLORTERM");
-        if (env_colorterm_p != nullptr) {
-            return true;
-        }
-
-        static constexpr std::array<const char *, 16> terms = {
-            {"ansi", "color", "console", "cygwin", "gnome", "konsole", "kterm", "linux", "msys",
-             "putty", "rxvt", "screen", "vt100", "xterm", "alacritty", "vt102"}};
-
-        const char *env_term_p = std::getenv("TERM");
-        if (env_term_p == nullptr) {
-            return false;
-        }
-
-        return std::any_of(terms.begin(), terms.end(), [&](const char *term) {
-            return std::strstr(env_term_p, term) != nullptr;
-        });
-    }();
-
-    return result;
-#endif
-}
-
-// Determine if the terminal attached
-// Source: https://github.com/agauniyal/rang/
-SPDLOG_INLINE bool in_terminal(FILE *file) SPDLOG_NOEXCEPT {
-#ifdef _WIN32
-    return ::_isatty(_fileno(file)) != 0;
-#else
-    return ::isatty(fileno(file)) != 0;
-#endif
-}
-
-#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32)
-SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target) {
-    if (wstr.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) / 4 - 1) {
-        throw_spdlog_ex("UTF-16 string is too big to be converted to UTF-8");
-    }
-
-    int wstr_size = static_cast<int>(wstr.size());
-    if (wstr_size == 0) {
-        target.resize(0);
-        return;
-    }
-
-    int result_size = static_cast<int>(target.capacity());
-    if ((wstr_size + 1) * 4 > result_size) {
-        result_size =
-            ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, NULL, 0, NULL, NULL);
-    }
-
-    if (result_size > 0) {
-        target.resize(result_size);
-        result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, target.data(),
-                                            result_size, NULL, NULL);
-
-        if (result_size > 0) {
-            target.resize(result_size);
-            return;
-        }
-    }
-
-    throw_spdlog_ex(
-        fmt_lib::format("WideCharToMultiByte failed. Last error: {}", ::GetLastError()));
-}
-
-SPDLOG_INLINE void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target) {
-    if (str.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) - 1) {
-        throw_spdlog_ex("UTF-8 string is too big to be converted to UTF-16");
-    }
-
-    int str_size = static_cast<int>(str.size());
-    if (str_size == 0) {
-        target.resize(0);
-        return;
-    }
-
-    // find the size to allocate for the result buffer
-    int result_size =
-        ::MultiByteToWideChar(CP_UTF8, 0, str.data(), str_size, NULL, 0);
-
-    if (result_size > 0) {
-        target.resize(result_size);
-        result_size = ::MultiByteToWideChar(CP_UTF8, 0, str.data(), str_size, target.data(),
-                                            result_size);
-        if (result_size > 0) {
-            assert(result_size == target.size());
-            return;
-        }
-    }
-
-    throw_spdlog_ex(
-        fmt_lib::format("MultiByteToWideChar failed. Last error: {}", ::GetLastError()));
-}
-#endif  // (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) &&
-        // defined(_WIN32)
-
-// return true on success
-static SPDLOG_INLINE bool mkdir_(const filename_t &path) {
-#ifdef _WIN32
-    #ifdef SPDLOG_WCHAR_FILENAMES
-    return ::_wmkdir(path.c_str()) == 0;
-    #else
-    return ::_mkdir(path.c_str()) == 0;
-    #endif
-#else
-    return ::mkdir(path.c_str(), mode_t(0755)) == 0;
-#endif
-}
-
-// create the given directory - and all directories leading to it
-// return true on success or if the directory already exists
-SPDLOG_INLINE bool create_dir(const filename_t &path) {
-    if (path_exists(path)) {
-        return true;
-    }
-
-    if (path.empty()) {
-        return false;
-    }
-
-    size_t search_offset = 0;
-    do {
-        auto token_pos = path.find_first_of(folder_seps_filename, search_offset);
-        // treat the entire path as a folder if no folder separator not found
-        if (token_pos == filename_t::npos) {
-            token_pos = path.size();
-        }
-
-        auto subdir = path.substr(0, token_pos);
-#ifdef _WIN32
-        // if subdir is just a drive letter, add a slash e.g. "c:"=>"c:\",
-        // otherwise path_exists(subdir) returns false (issue #3079)
-        const bool is_drive = subdir.length() == 2 && subdir[1] == ':';
-        if (is_drive) {
-            subdir += '\\';
-            token_pos++;
-        }
-#endif
-
-        if (!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir)) {
-            return false;  // return error if failed creating dir
-        }
-        search_offset = token_pos + 1;
-    } while (search_offset < path.size());
-
-    return true;
-}
-
-// Return directory name from given path or empty string
-// "abc/file" => "abc"
-// "abc/" => "abc"
-// "abc" => ""
-// "abc///" => "abc//"
-SPDLOG_INLINE filename_t dir_name(const filename_t &path) {
-    auto pos = path.find_last_of(folder_seps_filename);
-    return pos != filename_t::npos ? path.substr(0, pos) : filename_t{};
-}
-
-std::string SPDLOG_INLINE getenv(const char *field) {
-#if defined(_MSC_VER)
-    #if defined(__cplusplus_winrt)
-    return std::string{};  // not supported under uwp
-    #else
-    size_t len = 0;
-    char buf[128];
-    bool ok = ::getenv_s(&len, buf, sizeof(buf), field) == 0;
-    return ok ? buf : std::string{};
-    #endif
-#else  // revert to getenv
-    char *buf = ::getenv(field);
-    return buf ? buf : std::string{};
-#endif
-}
-
-// Do fsync by FILE handlerpointer
-// Return true on success
-SPDLOG_INLINE bool fsync(FILE *fp) {
-#ifdef _WIN32
-    return FlushFileBuffers(reinterpret_cast<HANDLE>(_get_osfhandle(_fileno(fp)))) != 0;
-#else
-    return ::fsync(fileno(fp)) == 0;
-#endif
-}
-
-}  // namespace os
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/os.h

@@ -1,123 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <ctime>  // std::time_t
-#include <spdlog/common.h>
-
-namespace spdlog {
-namespace details {
-namespace os {
-
-SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT;
-
-SPDLOG_API std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT;
-
-SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT;
-
-SPDLOG_API std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT;
-
-SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT;
-
-// eol definition
-#if !defined(SPDLOG_EOL)
-    #ifdef _WIN32
-        #define SPDLOG_EOL "\r\n"
-    #else
-        #define SPDLOG_EOL "\n"
-    #endif
-#endif
-
-SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL;
-
-// folder separator
-#if !defined(SPDLOG_FOLDER_SEPS)
-    #ifdef _WIN32
-        #define SPDLOG_FOLDER_SEPS "\\/"
-    #else
-        #define SPDLOG_FOLDER_SEPS "/"
-    #endif
-#endif
-
-SPDLOG_CONSTEXPR static const char folder_seps[] = SPDLOG_FOLDER_SEPS;
-SPDLOG_CONSTEXPR static const filename_t::value_type folder_seps_filename[] =
-    SPDLOG_FILENAME_T(SPDLOG_FOLDER_SEPS);
-
-// fopen_s on non windows for writing
-SPDLOG_API bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode);
-
-// Remove filename. return 0 on success
-SPDLOG_API int remove(const filename_t &filename) SPDLOG_NOEXCEPT;
-
-// Remove file if exists. return 0 on success
-// Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread)
-SPDLOG_API int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
-
-SPDLOG_API int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT;
-
-// Return if file exists.
-SPDLOG_API bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
-
-// Return file size according to open FILE* object
-SPDLOG_API size_t filesize(FILE *f);
-
-// Return utc offset in minutes or throw spdlog_ex on failure
-SPDLOG_API int utc_minutes_offset(const std::tm &tm = details::os::localtime());
-
-// Return current thread id as size_t
-// It exists because the std::this_thread::get_id() is much slower(especially
-// under VS 2013)
-SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT;
-
-// Return current thread id as size_t (from thread local storage)
-SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT;
-
-// This is avoid msvc issue in sleep_for that happens if the clock changes.
-// See https://github.com/gabime/spdlog/issues/609
-SPDLOG_API void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT;
-
-SPDLOG_API std::string filename_to_str(const filename_t &filename);
-
-SPDLOG_API int pid() SPDLOG_NOEXCEPT;
-
-// Determine if the terminal supports colors
-// Source: https://github.com/agauniyal/rang/
-SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT;
-
-// Determine if the terminal attached
-// Source: https://github.com/agauniyal/rang/
-SPDLOG_API bool in_terminal(FILE *file) SPDLOG_NOEXCEPT;
-
-#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32)
-SPDLOG_API void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target);
-
-SPDLOG_API void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target);
-#endif
-
-// Return directory name from given path or empty string
-// "abc/file" => "abc"
-// "abc/" => "abc"
-// "abc" => ""
-// "abc///" => "abc//"
-SPDLOG_API filename_t dir_name(const filename_t &path);
-
-// Create a dir from the given path.
-// Return true if succeeded or if this dir already exists.
-SPDLOG_API bool create_dir(const filename_t &path);
-
-// non thread safe, cross platform getenv/getenv_s
-// return empty string if field not found
-SPDLOG_API std::string getenv(const char *field);
-
-// Do fsync by FILE objectpointer.
-// Return true on success.
-SPDLOG_API bool fsync(FILE *fp);
-
-}  // namespace os
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "os-inl.h"
-#endif

3rd/spdlog/details/periodic_worker-inl.h

@@ -1,26 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/periodic_worker.h>
-#endif
-
-namespace spdlog {
-namespace details {
-
-// stop the worker thread and join it
-SPDLOG_INLINE periodic_worker::~periodic_worker() {
-    if (worker_thread_.joinable()) {
-        {
-            std::lock_guard<std::mutex> lock(mutex_);
-            active_ = false;
-        }
-        cv_.notify_one();
-        worker_thread_.join();
-    }
-}
-
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/periodic_worker.h

@@ -1,58 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-// periodic worker thread - periodically executes the given callback function.
-//
-// RAII over the owned thread:
-//    creates the thread on construction.
-//    stops and joins the thread on destruction (if the thread is executing a callback, wait for it
-//    to finish first).
-
-#include <chrono>
-#include <condition_variable>
-#include <functional>
-#include <mutex>
-#include <thread>
-namespace spdlog {
-namespace details {
-
-class SPDLOG_API periodic_worker {
-public:
-    template <typename Rep, typename Period>
-    periodic_worker(const std::function<void()> &callback_fun,
-                    std::chrono::duration<Rep, Period> interval) {
-        active_ = (interval > std::chrono::duration<Rep, Period>::zero());
-        if (!active_) {
-            return;
-        }
-
-        worker_thread_ = std::thread([this, callback_fun, interval]() {
-            for (;;) {
-                std::unique_lock<std::mutex> lock(this->mutex_);
-                if (this->cv_.wait_for(lock, interval, [this] { return !this->active_; })) {
-                    return;  // active_ == false, so exit this thread
-                }
-                callback_fun();
-            }
-        });
-    }
-    std::thread &get_thread() { return worker_thread_; }
-    periodic_worker(const periodic_worker &) = delete;
-    periodic_worker &operator=(const periodic_worker &) = delete;
-    // stop the worker thread and join it
-    ~periodic_worker();
-
-private:
-    bool active_;
-    std::thread worker_thread_;
-    std::mutex mutex_;
-    std::condition_variable cv_;
-};
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "periodic_worker-inl.h"
-#endif

3rd/spdlog/details/registry-inl.h

@@ -1,261 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/registry.h>
-#endif
-
-#include <spdlog/common.h>
-#include <spdlog/details/periodic_worker.h>
-#include <spdlog/logger.h>
-#include <spdlog/pattern_formatter.h>
-
-#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER
-    // support for the default stdout color logger
-    #ifdef _WIN32
-        #include <spdlog/sinks/wincolor_sink.h>
-    #else
-        #include <spdlog/sinks/ansicolor_sink.h>
-    #endif
-#endif  // SPDLOG_DISABLE_DEFAULT_LOGGER
-
-#include <chrono>
-#include <functional>
-#include <memory>
-#include <string>
-#include <unordered_map>
-
-namespace spdlog {
-namespace details {
-
-SPDLOG_INLINE registry::registry()
-    : formatter_(new pattern_formatter()) {
-#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER
-    // create default logger (ansicolor_stdout_sink_mt or wincolor_stdout_sink_mt in windows).
-    #ifdef _WIN32
-    auto color_sink = std::make_shared<sinks::wincolor_stdout_sink_mt>();
-    #else
-    auto color_sink = std::make_shared<sinks::ansicolor_stdout_sink_mt>();
-    #endif
-
-    const char *default_logger_name = "";
-    default_logger_ = std::make_shared<spdlog::logger>(default_logger_name, std::move(color_sink));
-    loggers_[default_logger_name] = default_logger_;
-
-#endif  // SPDLOG_DISABLE_DEFAULT_LOGGER
-}
-
-SPDLOG_INLINE registry::~registry() = default;
-
-SPDLOG_INLINE void registry::register_logger(std::shared_ptr<logger> new_logger) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    register_logger_(std::move(new_logger));
-}
-
-SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr<logger> new_logger) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    new_logger->set_formatter(formatter_->clone());
-
-    if (err_handler_) {
-        new_logger->set_error_handler(err_handler_);
-    }
-
-    // set new level according to previously configured level or default level
-    auto it = log_levels_.find(new_logger->name());
-    auto new_level = it != log_levels_.end() ? it->second : global_log_level_;
-    new_logger->set_level(new_level);
-
-    new_logger->flush_on(flush_level_);
-
-    if (backtrace_n_messages_ > 0) {
-        new_logger->enable_backtrace(backtrace_n_messages_);
-    }
-
-    if (automatic_registration_) {
-        register_logger_(std::move(new_logger));
-    }
-}
-
-SPDLOG_INLINE std::shared_ptr<logger> registry::get(const std::string &logger_name) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    auto found = loggers_.find(logger_name);
-    return found == loggers_.end() ? nullptr : found->second;
-}
-
-SPDLOG_INLINE std::shared_ptr<logger> registry::default_logger() {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    return default_logger_;
-}
-
-// Return raw ptr to the default logger.
-// To be used directly by the spdlog default api (e.g. spdlog::info)
-// This make the default API faster, but cannot be used concurrently with set_default_logger().
-// e.g do not call set_default_logger() from one thread while calling spdlog::info() from another.
-SPDLOG_INLINE logger *registry::get_default_raw() { return default_logger_.get(); }
-
-// set default logger.
-// default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map.
-SPDLOG_INLINE void registry::set_default_logger(std::shared_ptr<logger> new_default_logger) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    if (new_default_logger != nullptr) {
-        loggers_[new_default_logger->name()] = new_default_logger;
-    }
-    default_logger_ = std::move(new_default_logger);
-}
-
-SPDLOG_INLINE void registry::set_tp(std::shared_ptr<thread_pool> tp) {
-    std::lock_guard<std::recursive_mutex> lock(tp_mutex_);
-    tp_ = std::move(tp);
-}
-
-SPDLOG_INLINE std::shared_ptr<thread_pool> registry::get_tp() {
-    std::lock_guard<std::recursive_mutex> lock(tp_mutex_);
-    return tp_;
-}
-
-// Set global formatter. Each sink in each logger will get a clone of this object
-SPDLOG_INLINE void registry::set_formatter(std::unique_ptr<formatter> formatter) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    formatter_ = std::move(formatter);
-    for (auto &l : loggers_) {
-        l.second->set_formatter(formatter_->clone());
-    }
-}
-
-SPDLOG_INLINE void registry::enable_backtrace(size_t n_messages) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    backtrace_n_messages_ = n_messages;
-
-    for (auto &l : loggers_) {
-        l.second->enable_backtrace(n_messages);
-    }
-}
-
-SPDLOG_INLINE void registry::disable_backtrace() {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    backtrace_n_messages_ = 0;
-    for (auto &l : loggers_) {
-        l.second->disable_backtrace();
-    }
-}
-
-SPDLOG_INLINE void registry::set_level(level::level_enum log_level) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    for (auto &l : loggers_) {
-        l.second->set_level(log_level);
-    }
-    global_log_level_ = log_level;
-}
-
-SPDLOG_INLINE void registry::flush_on(level::level_enum log_level) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    for (auto &l : loggers_) {
-        l.second->flush_on(log_level);
-    }
-    flush_level_ = log_level;
-}
-
-SPDLOG_INLINE void registry::set_error_handler(err_handler handler) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    for (auto &l : loggers_) {
-        l.second->set_error_handler(handler);
-    }
-    err_handler_ = std::move(handler);
-}
-
-SPDLOG_INLINE void registry::apply_all(
-    const std::function<void(const std::shared_ptr<logger>)> &fun) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    for (auto &l : loggers_) {
-        fun(l.second);
-    }
-}
-
-SPDLOG_INLINE void registry::flush_all() {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    for (auto &l : loggers_) {
-        l.second->flush();
-    }
-}
-
-SPDLOG_INLINE void registry::drop(const std::string &logger_name) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    auto is_default_logger = default_logger_ && default_logger_->name() == logger_name;
-    loggers_.erase(logger_name);
-    if (is_default_logger) {
-        default_logger_.reset();
-    }
-}
-
-SPDLOG_INLINE void registry::drop_all() {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    loggers_.clear();
-    default_logger_.reset();
-}
-
-// clean all resources and threads started by the registry
-SPDLOG_INLINE void registry::shutdown() {
-    {
-        std::lock_guard<std::mutex> lock(flusher_mutex_);
-        periodic_flusher_.reset();
-    }
-
-    drop_all();
-
-    {
-        std::lock_guard<std::recursive_mutex> lock(tp_mutex_);
-        tp_.reset();
-    }
-}
-
-SPDLOG_INLINE std::recursive_mutex &registry::tp_mutex() { return tp_mutex_; }
-
-SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    automatic_registration_ = automatic_registration;
-}
-
-SPDLOG_INLINE void registry::set_levels(log_levels levels, level::level_enum *global_level) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    log_levels_ = std::move(levels);
-    auto global_level_requested = global_level != nullptr;
-    global_log_level_ = global_level_requested ? *global_level : global_log_level_;
-
-    for (auto &logger : loggers_) {
-        auto logger_entry = log_levels_.find(logger.first);
-        if (logger_entry != log_levels_.end()) {
-            logger.second->set_level(logger_entry->second);
-        } else if (global_level_requested) {
-            logger.second->set_level(*global_level);
-        }
-    }
-}
-
-SPDLOG_INLINE registry &registry::instance() {
-    static registry s_instance;
-    return s_instance;
-}
-
-SPDLOG_INLINE void registry::apply_logger_env_levels(std::shared_ptr<logger> new_logger) {
-    std::lock_guard<std::mutex> lock(logger_map_mutex_);
-    auto it = log_levels_.find(new_logger->name());
-    auto new_level = it != log_levels_.end() ? it->second : global_log_level_;
-    new_logger->set_level(new_level);
-}
-
-SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name) {
-    if (loggers_.find(logger_name) != loggers_.end()) {
-        throw_spdlog_ex("logger with name '" + logger_name + "' already exists");
-    }
-}
-
-SPDLOG_INLINE void registry::register_logger_(std::shared_ptr<logger> new_logger) {
-    auto logger_name = new_logger->name();
-    throw_if_exists_(logger_name);
-    loggers_[logger_name] = std::move(new_logger);
-}
-
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/registry.h

@@ -1,129 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-// Loggers registry of unique name->logger pointer
-// An attempt to create a logger with an already existing name will result with spdlog_ex exception.
-// If user requests a non existing logger, nullptr will be returned
-// This class is thread safe
-
-#include <spdlog/common.h>
-#include <spdlog/details/periodic_worker.h>
-
-#include <chrono>
-#include <functional>
-#include <memory>
-#include <mutex>
-#include <string>
-#include <unordered_map>
-
-namespace spdlog {
-class logger;
-
-namespace details {
-class thread_pool;
-
-class SPDLOG_API registry {
-public:
-    using log_levels = std::unordered_map<std::string, level::level_enum>;
-    registry(const registry &) = delete;
-    registry &operator=(const registry &) = delete;
-
-    void register_logger(std::shared_ptr<logger> new_logger);
-    void initialize_logger(std::shared_ptr<logger> new_logger);
-    std::shared_ptr<logger> get(const std::string &logger_name);
-    std::shared_ptr<logger> default_logger();
-
-    // Return raw ptr to the default logger.
-    // To be used directly by the spdlog default api (e.g. spdlog::info)
-    // This make the default API faster, but cannot be used concurrently with set_default_logger().
-    // e.g do not call set_default_logger() from one thread while calling spdlog::info() from
-    // another.
-    logger *get_default_raw();
-
-    // set default logger and add it to the registry if not registered already.
-    // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map.
-    // Note: Make sure to unregister it when no longer needed or before calling again with a new
-    // logger.
-    void set_default_logger(std::shared_ptr<logger> new_default_logger);
-
-    void set_tp(std::shared_ptr<thread_pool> tp);
-
-    std::shared_ptr<thread_pool> get_tp();
-
-    // Set global formatter. Each sink in each logger will get a clone of this object
-    void set_formatter(std::unique_ptr<formatter> formatter);
-
-    void enable_backtrace(size_t n_messages);
-
-    void disable_backtrace();
-
-    void set_level(level::level_enum log_level);
-
-    void flush_on(level::level_enum log_level);
-
-    template <typename Rep, typename Period>
-    void flush_every(std::chrono::duration<Rep, Period> interval) {
-        std::lock_guard<std::mutex> lock(flusher_mutex_);
-        auto clbk = [this]() { this->flush_all(); };
-        periodic_flusher_ = details::make_unique<periodic_worker>(clbk, interval);
-    }
-
-    std::unique_ptr<periodic_worker> &get_flusher() {
-        std::lock_guard<std::mutex> lock(flusher_mutex_);
-        return periodic_flusher_;
-    }
-
-    void set_error_handler(err_handler handler);
-
-    void apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun);
-
-    void flush_all();
-
-    void drop(const std::string &logger_name);
-
-    void drop_all();
-
-    // clean all resources and threads started by the registry
-    void shutdown();
-
-    std::recursive_mutex &tp_mutex();
-
-    void set_automatic_registration(bool automatic_registration);
-
-    // set levels for all existing/future loggers. global_level can be null if should not set.
-    void set_levels(log_levels levels, level::level_enum *global_level);
-
-    static registry &instance();
-
-    void apply_logger_env_levels(std::shared_ptr<logger> new_logger);
-
-private:
-    registry();
-    ~registry();
-
-    void throw_if_exists_(const std::string &logger_name);
-    void register_logger_(std::shared_ptr<logger> new_logger);
-    bool set_level_from_cfg_(logger *logger);
-    std::mutex logger_map_mutex_, flusher_mutex_;
-    std::recursive_mutex tp_mutex_;
-    std::unordered_map<std::string, std::shared_ptr<logger>> loggers_;
-    log_levels log_levels_;
-    std::unique_ptr<formatter> formatter_;
-    spdlog::level::level_enum global_log_level_ = level::info;
-    level::level_enum flush_level_ = level::off;
-    err_handler err_handler_;
-    std::shared_ptr<thread_pool> tp_;
-    std::unique_ptr<periodic_worker> periodic_flusher_;
-    std::shared_ptr<logger> default_logger_;
-    bool automatic_registration_ = true;
-    size_t backtrace_n_messages_ = 0;
-};
-
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "registry-inl.h"
-#endif

3rd/spdlog/details/synchronous_factory.h

@@ -1,22 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include "registry.h"
-
-namespace spdlog {
-
-// Default logger factory-  creates synchronous loggers
-class logger;
-
-struct synchronous_factory {
-    template <typename Sink, typename... SinkArgs>
-    static std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&...args) {
-        auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...);
-        auto new_logger = std::make_shared<spdlog::logger>(std::move(logger_name), std::move(sink));
-        details::registry::instance().initialize_logger(new_logger);
-        return new_logger;
-    }
-};
-}  // namespace spdlog

3rd/spdlog/details/tcp_client-windows.h

@@ -1,135 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#define WIN32_LEAN_AND_MEAN
-// tcp client helper
-#include <spdlog/common.h>
-#include <spdlog/details/os.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string>
-#include <windows.h>
-#include <winsock2.h>
-#include <ws2tcpip.h>
-
-#pragma comment(lib, "Ws2_32.lib")
-#pragma comment(lib, "Mswsock.lib")
-#pragma comment(lib, "AdvApi32.lib")
-
-namespace spdlog {
-namespace details {
-class tcp_client {
-    SOCKET socket_ = INVALID_SOCKET;
-
-    static void init_winsock_() {
-        WSADATA wsaData;
-        auto rv = WSAStartup(MAKEWORD(2, 2), &wsaData);
-        if (rv != 0) {
-            throw_winsock_error_("WSAStartup failed", ::WSAGetLastError());
-        }
-    }
-
-    static void throw_winsock_error_(const std::string &msg, int last_error) {
-        char buf[512];
-        ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL,
-                         last_error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf,
-                         (sizeof(buf) / sizeof(char)), NULL);
-
-        throw_spdlog_ex(fmt_lib::format("tcp_sink - {}: {}", msg, buf));
-    }
-
-public:
-    tcp_client() { init_winsock_(); }
-
-    ~tcp_client() {
-        close();
-        ::WSACleanup();
-    }
-
-    bool is_connected() const { return socket_ != INVALID_SOCKET; }
-
-    void close() {
-        ::closesocket(socket_);
-        socket_ = INVALID_SOCKET;
-    }
-
-    SOCKET fd() const { return socket_; }
-
-    // try to connect or throw on failure
-    void connect(const std::string &host, int port) {
-        if (is_connected()) {
-            close();
-        }
-        struct addrinfo hints {};
-        ZeroMemory(&hints, sizeof(hints));
-
-        hints.ai_family = AF_UNSPEC;      // To work with IPv4, IPv6, and so on
-        hints.ai_socktype = SOCK_STREAM;  // TCP
-        hints.ai_flags = AI_NUMERICSERV;  // port passed as as numeric value
-        hints.ai_protocol = 0;
-
-        auto port_str = std::to_string(port);
-        struct addrinfo *addrinfo_result;
-        auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result);
-        int last_error = 0;
-        if (rv != 0) {
-            last_error = ::WSAGetLastError();
-            WSACleanup();
-            throw_winsock_error_("getaddrinfo failed", last_error);
-        }
-
-        // Try each address until we successfully connect(2).
-
-        for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) {
-            socket_ = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
-            if (socket_ == INVALID_SOCKET) {
-                last_error = ::WSAGetLastError();
-                WSACleanup();
-                continue;
-            }
-            if (::connect(socket_, rp->ai_addr, (int)rp->ai_addrlen) == 0) {
-                break;
-            } else {
-                last_error = ::WSAGetLastError();
-                close();
-            }
-        }
-        ::freeaddrinfo(addrinfo_result);
-        if (socket_ == INVALID_SOCKET) {
-            WSACleanup();
-            throw_winsock_error_("connect failed", last_error);
-        }
-
-        // set TCP_NODELAY
-        int enable_flag = 1;
-        ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag),
-                     sizeof(enable_flag));
-    }
-
-    // Send exactly n_bytes of the given data.
-    // On error close the connection and throw.
-    void send(const char *data, size_t n_bytes) {
-        size_t bytes_sent = 0;
-        while (bytes_sent < n_bytes) {
-            const int send_flags = 0;
-            auto write_result =
-                ::send(socket_, data + bytes_sent, (int)(n_bytes - bytes_sent), send_flags);
-            if (write_result == SOCKET_ERROR) {
-                int last_error = ::WSAGetLastError();
-                close();
-                throw_winsock_error_("send failed", last_error);
-            }
-
-            if (write_result == 0)  // (probably should not happen but in any case..)
-            {
-                break;
-            }
-            bytes_sent += static_cast<size_t>(write_result);
-        }
-    }
-};
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/tcp_client.h

@@ -1,127 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifdef _WIN32
-    #error include tcp_client-windows.h instead
-#endif
-
-// tcp client helper
-#include <spdlog/common.h>
-#include <spdlog/details/os.h>
-
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <netinet/tcp.h>
-#include <sys/socket.h>
-#include <unistd.h>
-
-#include <string>
-
-namespace spdlog {
-namespace details {
-class tcp_client {
-    int socket_ = -1;
-
-public:
-    bool is_connected() const { return socket_ != -1; }
-
-    void close() {
-        if (is_connected()) {
-            ::close(socket_);
-            socket_ = -1;
-        }
-    }
-
-    int fd() const { return socket_; }
-
-    ~tcp_client() { close(); }
-
-    // try to connect or throw on failure
-    void connect(const std::string &host, int port) {
-        close();
-        struct addrinfo hints {};
-        memset(&hints, 0, sizeof(struct addrinfo));
-        hints.ai_family = AF_UNSPEC;      // To work with IPv4, IPv6, and so on
-        hints.ai_socktype = SOCK_STREAM;  // TCP
-        hints.ai_flags = AI_NUMERICSERV;  // port passed as as numeric value
-        hints.ai_protocol = 0;
-
-        auto port_str = std::to_string(port);
-        struct addrinfo *addrinfo_result;
-        auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result);
-        if (rv != 0) {
-            throw_spdlog_ex(fmt_lib::format("::getaddrinfo failed: {}", gai_strerror(rv)));
-        }
-
-        // Try each address until we successfully connect(2).
-        int last_errno = 0;
-        for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) {
-#if defined(SOCK_CLOEXEC)
-            const int flags = SOCK_CLOEXEC;
-#else
-            const int flags = 0;
-#endif
-            socket_ = ::socket(rp->ai_family, rp->ai_socktype | flags, rp->ai_protocol);
-            if (socket_ == -1) {
-                last_errno = errno;
-                continue;
-            }
-            rv = ::connect(socket_, rp->ai_addr, rp->ai_addrlen);
-            if (rv == 0) {
-                break;
-            }
-            last_errno = errno;
-            ::close(socket_);
-            socket_ = -1;
-        }
-        ::freeaddrinfo(addrinfo_result);
-        if (socket_ == -1) {
-            throw_spdlog_ex("::connect failed", last_errno);
-        }
-
-        // set TCP_NODELAY
-        int enable_flag = 1;
-        ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag),
-                     sizeof(enable_flag));
-
-        // prevent sigpipe on systems where MSG_NOSIGNAL is not available
-#if defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL)
-        ::setsockopt(socket_, SOL_SOCKET, SO_NOSIGPIPE, reinterpret_cast<char *>(&enable_flag),
-                     sizeof(enable_flag));
-#endif
-
-#if !defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL)
-    #error "tcp_sink would raise SIGPIPE since neither SO_NOSIGPIPE nor MSG_NOSIGNAL are available"
-#endif
-    }
-
-    // Send exactly n_bytes of the given data.
-    // On error close the connection and throw.
-    void send(const char *data, size_t n_bytes) {
-        size_t bytes_sent = 0;
-        while (bytes_sent < n_bytes) {
-#if defined(MSG_NOSIGNAL)
-            const int send_flags = MSG_NOSIGNAL;
-#else
-            const int send_flags = 0;
-#endif
-            auto write_result =
-                ::send(socket_, data + bytes_sent, n_bytes - bytes_sent, send_flags);
-            if (write_result < 0) {
-                close();
-                throw_spdlog_ex("write(2) failed", errno);
-            }
-
-            if (write_result == 0)  // (probably should not happen but in any case..)
-            {
-                break;
-            }
-            bytes_sent += static_cast<size_t>(write_result);
-        }
-    }
-};
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/thread_pool-inl.h

@@ -1,127 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/details/thread_pool.h>
-#endif
-
-#include <cassert>
-#include <spdlog/common.h>
-
-namespace spdlog {
-namespace details {
-
-SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items,
-                                       size_t threads_n,
-                                       std::function<void()> on_thread_start,
-                                       std::function<void()> on_thread_stop)
-    : q_(q_max_items) {
-    if (threads_n == 0 || threads_n > 1000) {
-        throw_spdlog_ex(
-            "spdlog::thread_pool(): invalid threads_n param (valid "
-            "range is 1-1000)");
-    }
-    for (size_t i = 0; i < threads_n; i++) {
-        threads_.emplace_back([this, on_thread_start, on_thread_stop] {
-            on_thread_start();
-            this->thread_pool::worker_loop_();
-            on_thread_stop();
-        });
-    }
-}
-
-SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items,
-                                       size_t threads_n,
-                                       std::function<void()> on_thread_start)
-    : thread_pool(q_max_items, threads_n, on_thread_start, [] {}) {}
-
-SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n)
-    : thread_pool(
-          q_max_items, threads_n, [] {}, [] {}) {}
-
-// message all threads to terminate gracefully join them
-SPDLOG_INLINE thread_pool::~thread_pool() {
-    SPDLOG_TRY {
-        for (size_t i = 0; i < threads_.size(); i++) {
-            post_async_msg_(async_msg(async_msg_type::terminate), async_overflow_policy::block);
-        }
-
-        for (auto &t : threads_) {
-            t.join();
-        }
-    }
-    SPDLOG_CATCH_STD
-}
-
-void SPDLOG_INLINE thread_pool::post_log(async_logger_ptr &&worker_ptr,
-                                         const details::log_msg &msg,
-                                         async_overflow_policy overflow_policy) {
-    async_msg async_m(std::move(worker_ptr), async_msg_type::log, msg);
-    post_async_msg_(std::move(async_m), overflow_policy);
-}
-
-void SPDLOG_INLINE thread_pool::post_flush(async_logger_ptr &&worker_ptr,
-                                           async_overflow_policy overflow_policy) {
-    post_async_msg_(async_msg(std::move(worker_ptr), async_msg_type::flush), overflow_policy);
-}
-
-size_t SPDLOG_INLINE thread_pool::overrun_counter() { return q_.overrun_counter(); }
-
-void SPDLOG_INLINE thread_pool::reset_overrun_counter() { q_.reset_overrun_counter(); }
-
-size_t SPDLOG_INLINE thread_pool::discard_counter() { return q_.discard_counter(); }
-
-void SPDLOG_INLINE thread_pool::reset_discard_counter() { q_.reset_discard_counter(); }
-
-size_t SPDLOG_INLINE thread_pool::queue_size() { return q_.size(); }
-
-void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg &&new_msg,
-                                                async_overflow_policy overflow_policy) {
-    if (overflow_policy == async_overflow_policy::block) {
-        q_.enqueue(std::move(new_msg));
-    } else if (overflow_policy == async_overflow_policy::overrun_oldest) {
-        q_.enqueue_nowait(std::move(new_msg));
-    } else {
-        assert(overflow_policy == async_overflow_policy::discard_new);
-        q_.enqueue_if_have_room(std::move(new_msg));
-    }
-}
-
-void SPDLOG_INLINE thread_pool::worker_loop_() {
-    while (process_next_msg_()) {
-    }
-}
-
-// process next message in the queue
-// return true if this thread should still be active (while no terminate msg
-// was received)
-bool SPDLOG_INLINE thread_pool::process_next_msg_() {
-    async_msg incoming_async_msg;
-    q_.dequeue(incoming_async_msg);
-
-    switch (incoming_async_msg.msg_type) {
-        case async_msg_type::log: {
-            incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg);
-            return true;
-        }
-        case async_msg_type::flush: {
-            incoming_async_msg.worker_ptr->backend_flush_();
-            return true;
-        }
-
-        case async_msg_type::terminate: {
-            return false;
-        }
-
-        default: {
-            assert(false);
-        }
-    }
-
-    return true;
-}
-
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/thread_pool.h

@@ -1,117 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/log_msg_buffer.h>
-#include <spdlog/details/mpmc_blocking_q.h>
-#include <spdlog/details/os.h>
-
-#include <chrono>
-#include <functional>
-#include <memory>
-#include <thread>
-#include <vector>
-
-namespace spdlog {
-class async_logger;
-
-namespace details {
-
-using async_logger_ptr = std::shared_ptr<spdlog::async_logger>;
-
-enum class async_msg_type { log, flush, terminate };
-
-// Async msg to move to/from the queue
-// Movable only. should never be copied
-struct async_msg : log_msg_buffer {
-    async_msg_type msg_type{async_msg_type::log};
-    async_logger_ptr worker_ptr;
-
-    async_msg() = default;
-    ~async_msg() = default;
-
-    // should only be moved in or out of the queue..
-    async_msg(const async_msg &) = delete;
-
-// support for vs2013 move
-#if defined(_MSC_VER) && _MSC_VER <= 1800
-    async_msg(async_msg &&other)
-        : log_msg_buffer(std::move(other)),
-          msg_type(other.msg_type),
-          worker_ptr(std::move(other.worker_ptr)) {}
-
-    async_msg &operator=(async_msg &&other) {
-        *static_cast<log_msg_buffer *>(this) = std::move(other);
-        msg_type = other.msg_type;
-        worker_ptr = std::move(other.worker_ptr);
-        return *this;
-    }
-#else  // (_MSC_VER) && _MSC_VER <= 1800
-    async_msg(async_msg &&) = default;
-    async_msg &operator=(async_msg &&) = default;
-#endif
-
-    // construct from log_msg with given type
-    async_msg(async_logger_ptr &&worker, async_msg_type the_type, const details::log_msg &m)
-        : log_msg_buffer{m},
-          msg_type{the_type},
-          worker_ptr{std::move(worker)} {}
-
-    async_msg(async_logger_ptr &&worker, async_msg_type the_type)
-        : log_msg_buffer{},
-          msg_type{the_type},
-          worker_ptr{std::move(worker)} {}
-
-    explicit async_msg(async_msg_type the_type)
-        : async_msg{nullptr, the_type} {}
-};
-
-class SPDLOG_API thread_pool {
-public:
-    using item_type = async_msg;
-    using q_type = details::mpmc_blocking_queue<item_type>;
-
-    thread_pool(size_t q_max_items,
-                size_t threads_n,
-                std::function<void()> on_thread_start,
-                std::function<void()> on_thread_stop);
-    thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start);
-    thread_pool(size_t q_max_items, size_t threads_n);
-
-    // message all threads to terminate gracefully and join them
-    ~thread_pool();
-
-    thread_pool(const thread_pool &) = delete;
-    thread_pool &operator=(thread_pool &&) = delete;
-
-    void post_log(async_logger_ptr &&worker_ptr,
-                  const details::log_msg &msg,
-                  async_overflow_policy overflow_policy);
-    void post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy);
-    size_t overrun_counter();
-    void reset_overrun_counter();
-    size_t discard_counter();
-    void reset_discard_counter();
-    size_t queue_size();
-
-private:
-    q_type q_;
-
-    std::vector<std::thread> threads_;
-
-    void post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy);
-    void worker_loop_();
-
-    // process next message in the queue
-    // return true if this thread should still be active (while no terminate msg
-    // was received)
-    bool process_next_msg_();
-};
-
-}  // namespace details
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "thread_pool-inl.h"
-#endif

3rd/spdlog/details/udp_client-windows.h

@@ -1,98 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-// Helper RAII over winsock udp client socket.
-// Will throw on construction if socket creation failed.
-
-#include <spdlog/common.h>
-#include <spdlog/details/os.h>
-#include <spdlog/details/windows_include.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string>
-#include <winsock2.h>
-#include <ws2tcpip.h>
-
-#if defined(_MSC_VER)
-    #pragma comment(lib, "Ws2_32.lib")
-    #pragma comment(lib, "Mswsock.lib")
-    #pragma comment(lib, "AdvApi32.lib")
-#endif
-
-namespace spdlog {
-namespace details {
-class udp_client {
-    static constexpr int TX_BUFFER_SIZE = 1024 * 10;
-    SOCKET socket_ = INVALID_SOCKET;
-    sockaddr_in addr_ = {};
-
-    static void init_winsock_() {
-        WSADATA wsaData;
-        auto rv = ::WSAStartup(MAKEWORD(2, 2), &wsaData);
-        if (rv != 0) {
-            throw_winsock_error_("WSAStartup failed", ::WSAGetLastError());
-        }
-    }
-
-    static void throw_winsock_error_(const std::string &msg, int last_error) {
-        char buf[512];
-        ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL,
-                         last_error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf,
-                         (sizeof(buf) / sizeof(char)), NULL);
-
-        throw_spdlog_ex(fmt_lib::format("udp_sink - {}: {}", msg, buf));
-    }
-
-    void cleanup_() {
-        if (socket_ != INVALID_SOCKET) {
-            ::closesocket(socket_);
-        }
-        socket_ = INVALID_SOCKET;
-        ::WSACleanup();
-    }
-
-public:
-    udp_client(const std::string &host, uint16_t port) {
-        init_winsock_();
-
-        addr_.sin_family = PF_INET;
-        addr_.sin_port = htons(port);
-        addr_.sin_addr.s_addr = INADDR_ANY;
-        if (InetPtonA(PF_INET, host.c_str(), &addr_.sin_addr.s_addr) != 1) {
-            int last_error = ::WSAGetLastError();
-            ::WSACleanup();
-            throw_winsock_error_("error: Invalid address!", last_error);
-        }
-
-        socket_ = ::socket(PF_INET, SOCK_DGRAM, 0);
-        if (socket_ == INVALID_SOCKET) {
-            int last_error = ::WSAGetLastError();
-            ::WSACleanup();
-            throw_winsock_error_("error: Create Socket failed", last_error);
-        }
-
-        int option_value = TX_BUFFER_SIZE;
-        if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF,
-                         reinterpret_cast<const char *>(&option_value), sizeof(option_value)) < 0) {
-            int last_error = ::WSAGetLastError();
-            cleanup_();
-            throw_winsock_error_("error: setsockopt(SO_SNDBUF) Failed!", last_error);
-        }
-    }
-
-    ~udp_client() { cleanup_(); }
-
-    SOCKET fd() const { return socket_; }
-
-    void send(const char *data, size_t n_bytes) {
-        socklen_t tolen = sizeof(struct sockaddr);
-        if (::sendto(socket_, data, static_cast<int>(n_bytes), 0, (struct sockaddr *)&addr_,
-                     tolen) == -1) {
-            throw_spdlog_ex("sendto(2) failed", errno);
-        }
-    }
-};
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/udp_client.h

@@ -1,81 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-// Helper RAII over unix udp client socket.
-// Will throw on construction if the socket creation failed.
-
-#ifdef _WIN32
-    #error "include udp_client-windows.h instead"
-#endif
-
-#include <arpa/inet.h>
-#include <cstring>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <netinet/udp.h>
-#include <spdlog/common.h>
-#include <spdlog/details/os.h>
-#include <sys/socket.h>
-#include <unistd.h>
-
-#include <string>
-
-namespace spdlog {
-namespace details {
-
-class udp_client {
-    static constexpr int TX_BUFFER_SIZE = 1024 * 10;
-    int socket_ = -1;
-    struct sockaddr_in sockAddr_;
-
-    void cleanup_() {
-        if (socket_ != -1) {
-            ::close(socket_);
-            socket_ = -1;
-        }
-    }
-
-public:
-    udp_client(const std::string &host, uint16_t port) {
-        socket_ = ::socket(PF_INET, SOCK_DGRAM, 0);
-        if (socket_ < 0) {
-            throw_spdlog_ex("error: Create Socket Failed!");
-        }
-
-        int option_value = TX_BUFFER_SIZE;
-        if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF,
-                         reinterpret_cast<const char *>(&option_value), sizeof(option_value)) < 0) {
-            cleanup_();
-            throw_spdlog_ex("error: setsockopt(SO_SNDBUF) Failed!");
-        }
-
-        sockAddr_.sin_family = AF_INET;
-        sockAddr_.sin_port = htons(port);
-
-        if (::inet_aton(host.c_str(), &sockAddr_.sin_addr) == 0) {
-            cleanup_();
-            throw_spdlog_ex("error: Invalid address!");
-        }
-
-        ::memset(sockAddr_.sin_zero, 0x00, sizeof(sockAddr_.sin_zero));
-    }
-
-    ~udp_client() { cleanup_(); }
-
-    int fd() const { return socket_; }
-
-    // Send exactly n_bytes of the given data.
-    // On error close the connection and throw.
-    void send(const char *data, size_t n_bytes) {
-        ssize_t toslen = 0;
-        socklen_t tolen = sizeof(struct sockaddr);
-        if ((toslen = ::sendto(socket_, data, n_bytes, 0, (struct sockaddr *)&sockAddr_, tolen)) ==
-            -1) {
-            throw_spdlog_ex("sendto(2) failed", errno);
-        }
-    }
-};
-}  // namespace details
-}  // namespace spdlog

3rd/spdlog/details/windows_include.h

@@ -1,11 +0,0 @@
-#pragma once
-
-#ifndef NOMINMAX
-    #define NOMINMAX  // prevent windows redefining min/max
-#endif
-
-#ifndef WIN32_LEAN_AND_MEAN
-    #define WIN32_LEAN_AND_MEAN
-#endif
-
-#include <windows.h>

3rd/spdlog/fmt/bin_to_hex.h

@@ -1,224 +0,0 @@
-//
-// Copyright(c) 2015 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-
-#include <cctype>
-#include <spdlog/common.h>
-
-#if defined(__has_include)
-    #if __has_include(<version>)
-        #include <version>
-    #endif
-#endif
-
-#if __cpp_lib_span >= 202002L
-    #include <span>
-#endif
-
-//
-// Support for logging binary data as hex
-// format flags, any combination of the following:
-// {:X} - print in uppercase.
-// {:s} - don't separate each byte with space.
-// {:p} - don't print the position on each line start.
-// {:n} - don't split the output to lines.
-// {:a} - show ASCII if :n is not set
-
-//
-// Examples:
-//
-// std::vector<char> v(200, 0x0b);
-// logger->info("Some buffer {}", spdlog::to_hex(v));
-// char buf[128];
-// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf)));
-// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf), 16));
-
-namespace spdlog {
-namespace details {
-
-template <typename It>
-class dump_info {
-public:
-    dump_info(It range_begin, It range_end, size_t size_per_line)
-        : begin_(range_begin),
-          end_(range_end),
-          size_per_line_(size_per_line) {}
-
-    // do not use begin() and end() to avoid collision with fmt/ranges
-    It get_begin() const { return begin_; }
-    It get_end() const { return end_; }
-    size_t size_per_line() const { return size_per_line_; }
-
-private:
-    It begin_, end_;
-    size_t size_per_line_;
-};
-}  // namespace details
-
-// create a dump_info that wraps the given container
-template <typename Container>
-inline details::dump_info<typename Container::const_iterator> to_hex(const Container &container,
-                                                                     size_t size_per_line = 32) {
-    static_assert(sizeof(typename Container::value_type) == 1,
-                  "sizeof(Container::value_type) != 1");
-    using Iter = typename Container::const_iterator;
-    return details::dump_info<Iter>(std::begin(container), std::end(container), size_per_line);
-}
-
-#if __cpp_lib_span >= 202002L
-
-template <typename Value, size_t Extent>
-inline details::dump_info<typename std::span<Value, Extent>::iterator> to_hex(
-    const std::span<Value, Extent> &container, size_t size_per_line = 32) {
-    using Container = std::span<Value, Extent>;
-    static_assert(sizeof(typename Container::value_type) == 1,
-                  "sizeof(Container::value_type) != 1");
-    using Iter = typename Container::iterator;
-    return details::dump_info<Iter>(std::begin(container), std::end(container), size_per_line);
-}
-
-#endif
-
-// create dump_info from ranges
-template <typename It>
-inline details::dump_info<It> to_hex(const It range_begin,
-                                     const It range_end,
-                                     size_t size_per_line = 32) {
-    return details::dump_info<It>(range_begin, range_end, size_per_line);
-}
-
-}  // namespace spdlog
-
-namespace
-#ifdef SPDLOG_USE_STD_FORMAT
-    std
-#else
-    fmt
-#endif
-{
-
-template <typename T>
-struct formatter<spdlog::details::dump_info<T>, char> {
-    const char delimiter = ' ';
-    bool put_newlines = true;
-    bool put_delimiters = true;
-    bool use_uppercase = false;
-    bool put_positions = true;  // position on start of each line
-    bool show_ascii = false;
-
-    // parse the format string flags
-    template <typename ParseContext>
-    SPDLOG_CONSTEXPR_FUNC auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
-        auto it = ctx.begin();
-        while (it != ctx.end() && *it != '}') {
-            switch (*it) {
-                case 'X':
-                    use_uppercase = true;
-                    break;
-                case 's':
-                    put_delimiters = false;
-                    break;
-                case 'p':
-                    put_positions = false;
-                    break;
-                case 'n':
-                    put_newlines = false;
-                    show_ascii = false;
-                    break;
-                case 'a':
-                    if (put_newlines) {
-                        show_ascii = true;
-                    }
-                    break;
-            }
-
-            ++it;
-        }
-        return it;
-    }
-
-    // format the given bytes range as hex
-    template <typename FormatContext, typename Container>
-    auto format(const spdlog::details::dump_info<Container> &the_range, FormatContext &ctx) const
-        -> decltype(ctx.out()) {
-        SPDLOG_CONSTEXPR const char *hex_upper = "0123456789ABCDEF";
-        SPDLOG_CONSTEXPR const char *hex_lower = "0123456789abcdef";
-        const char *hex_chars = use_uppercase ? hex_upper : hex_lower;
-
-#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION < 60000
-        auto inserter = ctx.begin();
-#else
-        auto inserter = ctx.out();
-#endif
-
-        int size_per_line = static_cast<int>(the_range.size_per_line());
-        auto start_of_line = the_range.get_begin();
-        for (auto i = the_range.get_begin(); i != the_range.get_end(); i++) {
-            auto ch = static_cast<unsigned char>(*i);
-
-            if (put_newlines &&
-                (i == the_range.get_begin() || i - start_of_line >= size_per_line)) {
-                if (show_ascii && i != the_range.get_begin()) {
-                    *inserter++ = delimiter;
-                    *inserter++ = delimiter;
-                    for (auto j = start_of_line; j < i; j++) {
-                        auto pc = static_cast<unsigned char>(*j);
-                        *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.';
-                    }
-                }
-
-                put_newline(inserter, static_cast<size_t>(i - the_range.get_begin()));
-
-                // put first byte without delimiter in front of it
-                *inserter++ = hex_chars[(ch >> 4) & 0x0f];
-                *inserter++ = hex_chars[ch & 0x0f];
-                start_of_line = i;
-                continue;
-            }
-
-            if (put_delimiters && i != the_range.get_begin()) {
-                *inserter++ = delimiter;
-            }
-
-            *inserter++ = hex_chars[(ch >> 4) & 0x0f];
-            *inserter++ = hex_chars[ch & 0x0f];
-        }
-        if (show_ascii)  // add ascii to last line
-        {
-            if (the_range.get_end() - the_range.get_begin() > size_per_line) {
-                auto blank_num = size_per_line - (the_range.get_end() - start_of_line);
-                while (blank_num-- > 0) {
-                    *inserter++ = delimiter;
-                    *inserter++ = delimiter;
-                    if (put_delimiters) {
-                        *inserter++ = delimiter;
-                    }
-                }
-            }
-            *inserter++ = delimiter;
-            *inserter++ = delimiter;
-            for (auto j = start_of_line; j != the_range.get_end(); j++) {
-                auto pc = static_cast<unsigned char>(*j);
-                *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.';
-            }
-        }
-        return inserter;
-    }
-
-    // put newline(and position header)
-    template <typename It>
-    void put_newline(It inserter, std::size_t pos) const {
-#ifdef _WIN32
-        *inserter++ = '\r';
-#endif
-        *inserter++ = '\n';
-
-        if (put_positions) {
-            spdlog::fmt_lib::format_to(inserter, SPDLOG_FMT_STRING("{:04X}: "), pos);
-        }
-    }
-};
-}  // namespace std

3rd/spdlog/fmt/bundled/fmt.license.rst

@@ -1,27 +0,0 @@
-Copyright (c) 2012 - present, Victor Zverovich
-
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sublicense, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice shall be
-included in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
---- Optional exception to the license ---
-
-As an exception, if, as a result of your compiling your source code, portions
-of this Software are embedded into a machine-executable object form of such
-source code, you may redistribute such embedded portions in such object form
-without including the above copyright and permission notices.

3rd/spdlog/fmt/bundled/locale.h

@@ -1,2 +0,0 @@
-#include "xchar.h"
-#warning fmt/locale.h is deprecated, include fmt/format.h or fmt/xchar.h instead

3rd/spdlog/fmt/chrono.h

@@ -1,23 +0,0 @@
-//
-// Copyright(c) 2016 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-//
-// include bundled or external copy of fmtlib's chrono support
-//
-#include <spdlog/tweakme.h>
-
-#if !defined(SPDLOG_USE_STD_FORMAT)
-    #if !defined(SPDLOG_FMT_EXTERNAL)
-        #ifdef SPDLOG_HEADER_ONLY
-            #ifndef FMT_HEADER_ONLY
-                #define FMT_HEADER_ONLY
-            #endif
-        #endif
-        #include <spdlog/fmt/bundled/chrono.h>
-    #else
-        #include <fmt/chrono.h>
-    #endif
-#endif

3rd/spdlog/fmt/compile.h

@@ -1,23 +0,0 @@
-//
-// Copyright(c) 2016 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-//
-// include bundled or external copy of fmtlib's compile-time support
-//
-#include <spdlog/tweakme.h>
-
-#if !defined(SPDLOG_USE_STD_FORMAT)
-    #if !defined(SPDLOG_FMT_EXTERNAL)
-        #ifdef SPDLOG_HEADER_ONLY
-            #ifndef FMT_HEADER_ONLY
-                #define FMT_HEADER_ONLY
-            #endif
-        #endif
-        #include <spdlog/fmt/bundled/compile.h>
-    #else
-        #include <fmt/compile.h>
-    #endif
-#endif

3rd/spdlog/fmt/fmt.h

@@ -1,30 +0,0 @@
-//
-// Copyright(c) 2016-2018 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-
-//
-// Include a bundled header-only copy of fmtlib or an external one.
-// By default spdlog include its own copy.
-//
-#include <spdlog/tweakme.h>
-
-#if defined(SPDLOG_USE_STD_FORMAT)  // SPDLOG_USE_STD_FORMAT is defined - use std::format
-    #include <format>
-#elif !defined(SPDLOG_FMT_EXTERNAL)
-    #if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY)
-        #define FMT_HEADER_ONLY
-    #endif
-    #ifndef FMT_USE_WINDOWS_H
-        #define FMT_USE_WINDOWS_H 0
-    #endif
-
-    #include <spdlog/fmt/bundled/core.h>
-    #include <spdlog/fmt/bundled/format.h>
-
-#else  // SPDLOG_FMT_EXTERNAL is defined - use external fmtlib
-    #include <fmt/core.h>
-    #include <fmt/format.h>
-#endif

3rd/spdlog/fmt/ostr.h

@@ -1,23 +0,0 @@
-//
-// Copyright(c) 2016 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-//
-// include bundled or external copy of fmtlib's ostream support
-//
-#include <spdlog/tweakme.h>
-
-#if !defined(SPDLOG_USE_STD_FORMAT)
-    #if !defined(SPDLOG_FMT_EXTERNAL)
-        #ifdef SPDLOG_HEADER_ONLY
-            #ifndef FMT_HEADER_ONLY
-                #define FMT_HEADER_ONLY
-            #endif
-        #endif
-        #include <spdlog/fmt/bundled/ostream.h>
-    #else
-        #include <fmt/ostream.h>
-    #endif
-#endif

3rd/spdlog/fmt/ranges.h

@@ -1,23 +0,0 @@
-//
-// Copyright(c) 2016 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-//
-// include bundled or external copy of fmtlib's ranges support
-//
-#include <spdlog/tweakme.h>
-
-#if !defined(SPDLOG_USE_STD_FORMAT)
-    #if !defined(SPDLOG_FMT_EXTERNAL)
-        #ifdef SPDLOG_HEADER_ONLY
-            #ifndef FMT_HEADER_ONLY
-                #define FMT_HEADER_ONLY
-            #endif
-        #endif
-        #include <spdlog/fmt/bundled/ranges.h>
-    #else
-        #include <fmt/ranges.h>
-    #endif
-#endif

3rd/spdlog/fmt/std.h

@@ -1,24 +0,0 @@
-//
-// Copyright(c) 2016 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-//
-// include bundled or external copy of fmtlib's std support (for formatting e.g.
-// std::filesystem::path, std::thread::id, std::monostate, std::variant, ...)
-//
-#include <spdlog/tweakme.h>
-
-#if !defined(SPDLOG_USE_STD_FORMAT)
-    #if !defined(SPDLOG_FMT_EXTERNAL)
-        #ifdef SPDLOG_HEADER_ONLY
-            #ifndef FMT_HEADER_ONLY
-                #define FMT_HEADER_ONLY
-            #endif
-        #endif
-        #include <spdlog/fmt/bundled/std.h>
-    #else
-        #include <fmt/std.h>
-    #endif
-#endif

3rd/spdlog/fmt/xchar.h

@@ -1,23 +0,0 @@
-//
-// Copyright(c) 2016 Gabi Melman.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-//
-
-#pragma once
-//
-// include bundled or external copy of fmtlib's xchar support
-//
-#include <spdlog/tweakme.h>
-
-#if !defined(SPDLOG_USE_STD_FORMAT)
-    #if !defined(SPDLOG_FMT_EXTERNAL)
-        #ifdef SPDLOG_HEADER_ONLY
-            #ifndef FMT_HEADER_ONLY
-                #define FMT_HEADER_ONLY
-            #endif
-        #endif
-        #include <spdlog/fmt/bundled/xchar.h>
-    #else
-        #include <fmt/xchar.h>
-    #endif
-#endif

3rd/spdlog/formatter.h

@@ -1,17 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/log_msg.h>
-#include <spdlog/fmt/fmt.h>
-
-namespace spdlog {
-
-class formatter {
-public:
-    virtual ~formatter() = default;
-    virtual void format(const details::log_msg &msg, memory_buf_t &dest) = 0;
-    virtual std::unique_ptr<formatter> clone() const = 0;
-};
-}  // namespace spdlog

3rd/spdlog/fwd.h

@@ -1,18 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-namespace spdlog {
-class logger;
-class formatter;
-
-namespace sinks {
-class sink;
-}
-
-namespace level {
-enum level_enum : int;
-}
-
-}  // namespace spdlog

3rd/spdlog/logger-inl.h

@@ -1,198 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/logger.h>
-#endif
-
-#include <spdlog/details/backtracer.h>
-#include <spdlog/pattern_formatter.h>
-#include <spdlog/sinks/sink.h>
-
-#include <cstdio>
-
-namespace spdlog {
-
-// public methods
-SPDLOG_INLINE logger::logger(const logger &other)
-    : name_(other.name_),
-      sinks_(other.sinks_),
-      level_(other.level_.load(std::memory_order_relaxed)),
-      flush_level_(other.flush_level_.load(std::memory_order_relaxed)),
-      custom_err_handler_(other.custom_err_handler_),
-      tracer_(other.tracer_) {}
-
-SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT
-    : name_(std::move(other.name_)),
-      sinks_(std::move(other.sinks_)),
-      level_(other.level_.load(std::memory_order_relaxed)),
-      flush_level_(other.flush_level_.load(std::memory_order_relaxed)),
-      custom_err_handler_(std::move(other.custom_err_handler_)),
-      tracer_(std::move(other.tracer_))
-
-{}
-
-SPDLOG_INLINE logger &logger::operator=(logger other) SPDLOG_NOEXCEPT {
-    this->swap(other);
-    return *this;
-}
-
-SPDLOG_INLINE void logger::swap(spdlog::logger &other) SPDLOG_NOEXCEPT {
-    name_.swap(other.name_);
-    sinks_.swap(other.sinks_);
-
-    // swap level_
-    auto other_level = other.level_.load();
-    auto my_level = level_.exchange(other_level);
-    other.level_.store(my_level);
-
-    // swap flush level_
-    other_level = other.flush_level_.load();
-    my_level = flush_level_.exchange(other_level);
-    other.flush_level_.store(my_level);
-
-    custom_err_handler_.swap(other.custom_err_handler_);
-    std::swap(tracer_, other.tracer_);
-}
-
-SPDLOG_INLINE void swap(logger &a, logger &b) { a.swap(b); }
-
-SPDLOG_INLINE void logger::set_level(level::level_enum log_level) { level_.store(log_level); }
-
-SPDLOG_INLINE level::level_enum logger::level() const {
-    return static_cast<level::level_enum>(level_.load(std::memory_order_relaxed));
-}
-
-SPDLOG_INLINE const std::string &logger::name() const { return name_; }
-
-// set formatting for the sinks in this logger.
-// each sink will get a separate instance of the formatter object.
-SPDLOG_INLINE void logger::set_formatter(std::unique_ptr<formatter> f) {
-    for (auto it = sinks_.begin(); it != sinks_.end(); ++it) {
-        if (std::next(it) == sinks_.end()) {
-            // last element - we can be move it.
-            (*it)->set_formatter(std::move(f));
-            break;  // to prevent clang-tidy warning
-        } else {
-            (*it)->set_formatter(f->clone());
-        }
-    }
-}
-
-SPDLOG_INLINE void logger::set_pattern(std::string pattern, pattern_time_type time_type) {
-    auto new_formatter = details::make_unique<pattern_formatter>(std::move(pattern), time_type);
-    set_formatter(std::move(new_formatter));
-}
-
-// create new backtrace sink and move to it all our child sinks
-SPDLOG_INLINE void logger::enable_backtrace(size_t n_messages) { tracer_.enable(n_messages); }
-
-// restore orig sinks and level and delete the backtrace sink
-SPDLOG_INLINE void logger::disable_backtrace() { tracer_.disable(); }
-
-SPDLOG_INLINE void logger::dump_backtrace() { dump_backtrace_(); }
-
-// flush functions
-SPDLOG_INLINE void logger::flush() { flush_(); }
-
-SPDLOG_INLINE void logger::flush_on(level::level_enum log_level) { flush_level_.store(log_level); }
-
-SPDLOG_INLINE level::level_enum logger::flush_level() const {
-    return static_cast<level::level_enum>(flush_level_.load(std::memory_order_relaxed));
-}
-
-// sinks
-SPDLOG_INLINE const std::vector<sink_ptr> &logger::sinks() const { return sinks_; }
-
-SPDLOG_INLINE std::vector<sink_ptr> &logger::sinks() { return sinks_; }
-
-// error handler
-SPDLOG_INLINE void logger::set_error_handler(err_handler handler) {
-    custom_err_handler_ = std::move(handler);
-}
-
-// create new logger with same sinks and configuration.
-SPDLOG_INLINE std::shared_ptr<logger> logger::clone(std::string logger_name) {
-    auto cloned = std::make_shared<logger>(*this);
-    cloned->name_ = std::move(logger_name);
-    return cloned;
-}
-
-// protected methods
-SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg &log_msg,
-                                   bool log_enabled,
-                                   bool traceback_enabled) {
-    if (log_enabled) {
-        sink_it_(log_msg);
-    }
-    if (traceback_enabled) {
-        tracer_.push_back(log_msg);
-    }
-}
-
-SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg) {
-    for (auto &sink : sinks_) {
-        if (sink->should_log(msg.level)) {
-            SPDLOG_TRY { sink->log(msg); }
-            SPDLOG_LOGGER_CATCH(msg.source)
-        }
-    }
-
-    if (should_flush_(msg)) {
-        flush_();
-    }
-}
-
-SPDLOG_INLINE void logger::flush_() {
-    for (auto &sink : sinks_) {
-        SPDLOG_TRY { sink->flush(); }
-        SPDLOG_LOGGER_CATCH(source_loc())
-    }
-}
-
-SPDLOG_INLINE void logger::dump_backtrace_() {
-    using details::log_msg;
-    if (tracer_.enabled() && !tracer_.empty()) {
-        sink_it_(
-            log_msg{name(), level::info, "****************** Backtrace Start ******************"});
-        tracer_.foreach_pop([this](const log_msg &msg) { this->sink_it_(msg); });
-        sink_it_(
-            log_msg{name(), level::info, "****************** Backtrace End ********************"});
-    }
-}
-
-SPDLOG_INLINE bool logger::should_flush_(const details::log_msg &msg) {
-    auto flush_level = flush_level_.load(std::memory_order_relaxed);
-    return (msg.level >= flush_level) && (msg.level != level::off);
-}
-
-SPDLOG_INLINE void logger::err_handler_(const std::string &msg) {
-    if (custom_err_handler_) {
-        custom_err_handler_(msg);
-    } else {
-        using std::chrono::system_clock;
-        static std::mutex mutex;
-        static std::chrono::system_clock::time_point last_report_time;
-        static size_t err_counter = 0;
-        std::lock_guard<std::mutex> lk{mutex};
-        auto now = system_clock::now();
-        err_counter++;
-        if (now - last_report_time < std::chrono::seconds(1)) {
-            return;
-        }
-        last_report_time = now;
-        auto tm_time = details::os::localtime(system_clock::to_time_t(now));
-        char date_buf[64];
-        std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time);
-#if defined(USING_R) && defined(R_R_H)  // if in R environment
-        REprintf("[*** LOG ERROR #%04zu ***] [%s] [%s] %s\n", err_counter, date_buf, name().c_str(),
-                 msg.c_str());
-#else
-        std::fprintf(stderr, "[*** LOG ERROR #%04zu ***] [%s] [%s] %s\n", err_counter, date_buf,
-                     name().c_str(), msg.c_str());
-#endif
-    }
-}
-}  // namespace spdlog

3rd/spdlog/logger.h

@@ -1,379 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-// Thread safe logger (except for set_error_handler())
-// Has name, log level, vector of std::shared sink pointers and formatter
-// Upon each log write the logger:
-// 1. Checks if its log level is enough to log the message and if yes:
-// 2. Call the underlying sinks to do the job.
-// 3. Each sink use its own private copy of a formatter to format the message
-// and send to its destination.
-//
-// The use of private formatter per sink provides the opportunity to cache some
-// formatted data, and support for different format per sink.
-
-#include <spdlog/common.h>
-#include <spdlog/details/backtracer.h>
-#include <spdlog/details/log_msg.h>
-
-#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT
-    #ifndef _WIN32
-        #error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows
-    #endif
-    #include <spdlog/details/os.h>
-#endif
-
-#include <vector>
-
-#ifndef SPDLOG_NO_EXCEPTIONS
-    #define SPDLOG_LOGGER_CATCH(location)                                                 \
-        catch (const std::exception &ex) {                                                \
-            if (location.filename) {                                                      \
-                err_handler_(fmt_lib::format(SPDLOG_FMT_STRING("{} [{}({})]"), ex.what(), \
-                                             location.filename, location.line));          \
-            } else {                                                                      \
-                err_handler_(ex.what());                                                  \
-            }                                                                             \
-        }                                                                                 \
-        catch (...) {                                                                     \
-            err_handler_("Rethrowing unknown exception in logger");                       \
-            throw;                                                                        \
-        }
-#else
-    #define SPDLOG_LOGGER_CATCH(location)
-#endif
-
-namespace spdlog {
-
-class SPDLOG_API logger {
-public:
-    // Empty logger
-    explicit logger(std::string name)
-        : name_(std::move(name)),
-          sinks_() {}
-
-    // Logger with range on sinks
-    template <typename It>
-    logger(std::string name, It begin, It end)
-        : name_(std::move(name)),
-          sinks_(begin, end) {}
-
-    // Logger with single sink
-    logger(std::string name, sink_ptr single_sink)
-        : logger(std::move(name), {std::move(single_sink)}) {}
-
-    // Logger with sinks init list
-    logger(std::string name, sinks_init_list sinks)
-        : logger(std::move(name), sinks.begin(), sinks.end()) {}
-
-    virtual ~logger() = default;
-
-    logger(const logger &other);
-    logger(logger &&other) SPDLOG_NOEXCEPT;
-    logger &operator=(logger other) SPDLOG_NOEXCEPT;
-    void swap(spdlog::logger &other) SPDLOG_NOEXCEPT;
-
-    template <typename... Args>
-    void log(source_loc loc, level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) {
-        log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) {
-        log(source_loc{}, lvl, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename T>
-    void log(level::level_enum lvl, const T &msg) {
-        log(source_loc{}, lvl, msg);
-    }
-
-    // T cannot be statically converted to format string (including string_view/wstring_view)
-    template <class T,
-              typename std::enable_if<!is_convertible_to_any_format_string<const T &>::value,
-                                      int>::type = 0>
-    void log(source_loc loc, level::level_enum lvl, const T &msg) {
-        log(loc, lvl, "{}", msg);
-    }
-
-    void log(log_clock::time_point log_time,
-             source_loc loc,
-             level::level_enum lvl,
-             string_view_t msg) {
-        bool log_enabled = should_log(lvl);
-        bool traceback_enabled = tracer_.enabled();
-        if (!log_enabled && !traceback_enabled) {
-            return;
-        }
-
-        details::log_msg log_msg(log_time, loc, name_, lvl, msg);
-        log_it_(log_msg, log_enabled, traceback_enabled);
-    }
-
-    void log(source_loc loc, level::level_enum lvl, string_view_t msg) {
-        bool log_enabled = should_log(lvl);
-        bool traceback_enabled = tracer_.enabled();
-        if (!log_enabled && !traceback_enabled) {
-            return;
-        }
-
-        details::log_msg log_msg(loc, name_, lvl, msg);
-        log_it_(log_msg, log_enabled, traceback_enabled);
-    }
-
-    void log(level::level_enum lvl, string_view_t msg) { log(source_loc{}, lvl, msg); }
-
-    template <typename... Args>
-    void trace(format_string_t<Args...> fmt, Args &&...args) {
-        log(level::trace, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void debug(format_string_t<Args...> fmt, Args &&...args) {
-        log(level::debug, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void info(format_string_t<Args...> fmt, Args &&...args) {
-        log(level::info, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void warn(format_string_t<Args...> fmt, Args &&...args) {
-        log(level::warn, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void error(format_string_t<Args...> fmt, Args &&...args) {
-        log(level::err, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void critical(format_string_t<Args...> fmt, Args &&...args) {
-        log(level::critical, fmt, std::forward<Args>(args)...);
-    }
-
-#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT
-    template <typename... Args>
-    void log(source_loc loc, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) {
-        log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) {
-        log(source_loc{}, lvl, fmt, std::forward<Args>(args)...);
-    }
-
-    void log(log_clock::time_point log_time,
-             source_loc loc,
-             level::level_enum lvl,
-             wstring_view_t msg) {
-        bool log_enabled = should_log(lvl);
-        bool traceback_enabled = tracer_.enabled();
-        if (!log_enabled && !traceback_enabled) {
-            return;
-        }
-
-        memory_buf_t buf;
-        details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf);
-        details::log_msg log_msg(log_time, loc, name_, lvl, string_view_t(buf.data(), buf.size()));
-        log_it_(log_msg, log_enabled, traceback_enabled);
-    }
-
-    void log(source_loc loc, level::level_enum lvl, wstring_view_t msg) {
-        bool log_enabled = should_log(lvl);
-        bool traceback_enabled = tracer_.enabled();
-        if (!log_enabled && !traceback_enabled) {
-            return;
-        }
-
-        memory_buf_t buf;
-        details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf);
-        details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
-        log_it_(log_msg, log_enabled, traceback_enabled);
-    }
-
-    void log(level::level_enum lvl, wstring_view_t msg) { log(source_loc{}, lvl, msg); }
-
-    template <typename... Args>
-    void trace(wformat_string_t<Args...> fmt, Args &&...args) {
-        log(level::trace, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void debug(wformat_string_t<Args...> fmt, Args &&...args) {
-        log(level::debug, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void info(wformat_string_t<Args...> fmt, Args &&...args) {
-        log(level::info, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void warn(wformat_string_t<Args...> fmt, Args &&...args) {
-        log(level::warn, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void error(wformat_string_t<Args...> fmt, Args &&...args) {
-        log(level::err, fmt, std::forward<Args>(args)...);
-    }
-
-    template <typename... Args>
-    void critical(wformat_string_t<Args...> fmt, Args &&...args) {
-        log(level::critical, fmt, std::forward<Args>(args)...);
-    }
-#endif
-
-    template <typename T>
-    void trace(const T &msg) {
-        log(level::trace, msg);
-    }
-
-    template <typename T>
-    void debug(const T &msg) {
-        log(level::debug, msg);
-    }
-
-    template <typename T>
-    void info(const T &msg) {
-        log(level::info, msg);
-    }
-
-    template <typename T>
-    void warn(const T &msg) {
-        log(level::warn, msg);
-    }
-
-    template <typename T>
-    void error(const T &msg) {
-        log(level::err, msg);
-    }
-
-    template <typename T>
-    void critical(const T &msg) {
-        log(level::critical, msg);
-    }
-
-    // return true logging is enabled for the given level.
-    bool should_log(level::level_enum msg_level) const {
-        return msg_level >= level_.load(std::memory_order_relaxed);
-    }
-
-    // return true if backtrace logging is enabled.
-    bool should_backtrace() const { return tracer_.enabled(); }
-
-    void set_level(level::level_enum log_level);
-
-    level::level_enum level() const;
-
-    const std::string &name() const;
-
-    // set formatting for the sinks in this logger.
-    // each sink will get a separate instance of the formatter object.
-    void set_formatter(std::unique_ptr<formatter> f);
-
-    // set formatting for the sinks in this logger.
-    // equivalent to
-    //     set_formatter(make_unique<pattern_formatter>(pattern, time_type))
-    // Note: each sink will get a new instance of a formatter object, replacing the old one.
-    void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local);
-
-    // backtrace support.
-    // efficiently store all debug/trace messages in a circular buffer until needed for debugging.
-    void enable_backtrace(size_t n_messages);
-    void disable_backtrace();
-    void dump_backtrace();
-
-    // flush functions
-    void flush();
-    void flush_on(level::level_enum log_level);
-    level::level_enum flush_level() const;
-
-    // sinks
-    const std::vector<sink_ptr> &sinks() const;
-
-    std::vector<sink_ptr> &sinks();
-
-    // error handler
-    void set_error_handler(err_handler);
-
-    // create new logger with same sinks and configuration.
-    virtual std::shared_ptr<logger> clone(std::string logger_name);
-
-protected:
-    std::string name_;
-    std::vector<sink_ptr> sinks_;
-    spdlog::level_t level_{level::info};
-    spdlog::level_t flush_level_{level::off};
-    err_handler custom_err_handler_{nullptr};
-    details::backtracer tracer_;
-
-    // common implementation for after templated public api has been resolved
-    template <typename... Args>
-    void log_(source_loc loc, level::level_enum lvl, string_view_t fmt, Args &&...args) {
-        bool log_enabled = should_log(lvl);
-        bool traceback_enabled = tracer_.enabled();
-        if (!log_enabled && !traceback_enabled) {
-            return;
-        }
-        SPDLOG_TRY {
-            memory_buf_t buf;
-#ifdef SPDLOG_USE_STD_FORMAT
-            fmt_lib::vformat_to(std::back_inserter(buf), fmt, fmt_lib::make_format_args(args...));
-#else
-            fmt::vformat_to(fmt::appender(buf), fmt, fmt::make_format_args(args...));
-#endif
-
-            details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
-            log_it_(log_msg, log_enabled, traceback_enabled);
-        }
-        SPDLOG_LOGGER_CATCH(loc)
-    }
-
-#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT
-    template <typename... Args>
-    void log_(source_loc loc, level::level_enum lvl, wstring_view_t fmt, Args &&...args) {
-        bool log_enabled = should_log(lvl);
-        bool traceback_enabled = tracer_.enabled();
-        if (!log_enabled && !traceback_enabled) {
-            return;
-        }
-        SPDLOG_TRY {
-            // format to wmemory_buffer and convert to utf8
-            wmemory_buf_t wbuf;
-            fmt_lib::vformat_to(std::back_inserter(wbuf), fmt,
-                                fmt_lib::make_format_args<fmt_lib::wformat_context>(args...));
-
-            memory_buf_t buf;
-            details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf);
-            details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
-            log_it_(log_msg, log_enabled, traceback_enabled);
-        }
-        SPDLOG_LOGGER_CATCH(loc)
-    }
-#endif  // SPDLOG_WCHAR_TO_UTF8_SUPPORT
-
-    // log the given message (if the given log level is high enough),
-    // and save backtrace (if backtrace is enabled).
-    void log_it_(const details::log_msg &log_msg, bool log_enabled, bool traceback_enabled);
-    virtual void sink_it_(const details::log_msg &msg);
-    virtual void flush_();
-    void dump_backtrace_();
-    bool should_flush_(const details::log_msg &msg);
-
-    // handle errors during logging.
-    // default handler prints the error to stderr at max rate of 1 message/sec.
-    void err_handler_(const std::string &msg);
-};
-
-void swap(logger &a, logger &b);
-
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "logger-inl.h"
-#endif

3rd/spdlog/mdc.h

@@ -1,50 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#if defined(SPDLOG_NO_TLS)
-    #error "This header requires thread local storage support, but SPDLOG_NO_TLS is defined."
-#endif
-
-#include <map>
-#include <string>
-
-#include <spdlog/common.h>
-
-// MDC is a simple map of key->string values stored in thread local storage whose content will be printed by the loggers.
-// Note: Not supported in async mode (thread local storage - so the async thread pool have different copy).
-//
-// Usage example:
-// spdlog::mdc::put("mdc_key_1", "mdc_value_1");
-// spdlog::info("Hello, {}", "World!");  // => [2024-04-26 02:08:05.040] [info] [mdc_key_1:mdc_value_1] Hello, World!
-
-namespace spdlog {
-class SPDLOG_API mdc {
-public:
-    using mdc_map_t = std::map<std::string, std::string>;
-
-    static void put(const std::string &key, const std::string &value) {
-        get_context()[key] = value;
-    }
-
-    static std::string get(const std::string &key) {
-        auto &context = get_context();
-        auto it = context.find(key);
-        if (it != context.end()) {
-            return it->second;
-        }
-        return "";
-    }
-
-    static void remove(const std::string &key) { get_context().erase(key); }
-
-    static void clear() { get_context().clear(); }
-
-    static mdc_map_t &get_context() {
-        static thread_local mdc_map_t context;
-        return context;
-    }
-};
-
-}  // namespace spdlog

3rd/spdlog/pattern_formatter.h

@@ -1,118 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/common.h>
-#include <spdlog/details/log_msg.h>
-#include <spdlog/details/os.h>
-#include <spdlog/formatter.h>
-
-#include <chrono>
-#include <ctime>
-#include <memory>
-
-#include <string>
-#include <unordered_map>
-#include <vector>
-
-namespace spdlog {
-namespace details {
-
-// padding information.
-struct padding_info {
-    enum class pad_side { left, right, center };
-
-    padding_info() = default;
-    padding_info(size_t width, padding_info::pad_side side, bool truncate)
-        : width_(width),
-          side_(side),
-          truncate_(truncate),
-          enabled_(true) {}
-
-    bool enabled() const { return enabled_; }
-    size_t width_ = 0;
-    pad_side side_ = pad_side::left;
-    bool truncate_ = false;
-    bool enabled_ = false;
-};
-
-class SPDLOG_API flag_formatter {
-public:
-    explicit flag_formatter(padding_info padinfo)
-        : padinfo_(padinfo) {}
-    flag_formatter() = default;
-    virtual ~flag_formatter() = default;
-    virtual void format(const details::log_msg &msg,
-                        const std::tm &tm_time,
-                        memory_buf_t &dest) = 0;
-
-protected:
-    padding_info padinfo_;
-};
-
-}  // namespace details
-
-class SPDLOG_API custom_flag_formatter : public details::flag_formatter {
-public:
-    virtual std::unique_ptr<custom_flag_formatter> clone() const = 0;
-
-    void set_padding_info(const details::padding_info &padding) {
-        flag_formatter::padinfo_ = padding;
-    }
-};
-
-class SPDLOG_API pattern_formatter final : public formatter {
-public:
-    using custom_flags = std::unordered_map<char, std::unique_ptr<custom_flag_formatter>>;
-
-    explicit pattern_formatter(std::string pattern,
-                               pattern_time_type time_type = pattern_time_type::local,
-                               std::string eol = spdlog::details::os::default_eol,
-                               custom_flags custom_user_flags = custom_flags());
-
-    // use default pattern is not given
-    explicit pattern_formatter(pattern_time_type time_type = pattern_time_type::local,
-                               std::string eol = spdlog::details::os::default_eol);
-
-    pattern_formatter(const pattern_formatter &other) = delete;
-    pattern_formatter &operator=(const pattern_formatter &other) = delete;
-
-    std::unique_ptr<formatter> clone() const override;
-    void format(const details::log_msg &msg, memory_buf_t &dest) override;
-
-    template <typename T, typename... Args>
-    pattern_formatter &add_flag(char flag, Args &&...args) {
-        custom_handlers_[flag] = details::make_unique<T>(std::forward<Args>(args)...);
-        return *this;
-    }
-    void set_pattern(std::string pattern);
-    void need_localtime(bool need = true);
-
-private:
-    std::string pattern_;
-    std::string eol_;
-    pattern_time_type pattern_time_type_;
-    bool need_localtime_;
-    std::tm cached_tm_;
-    std::chrono::seconds last_log_secs_;
-    std::vector<std::unique_ptr<details::flag_formatter>> formatters_;
-    custom_flags custom_handlers_;
-
-    std::tm get_time_(const details::log_msg &msg);
-    template <typename Padder>
-    void handle_flag_(char flag, details::padding_info padding);
-
-    // Extract given pad spec (e.g. %8X)
-    // Advance the given it pass the end of the padding spec found (if any)
-    // Return padding.
-    static details::padding_info handle_padspec_(std::string::const_iterator &it,
-                                                 std::string::const_iterator end);
-
-    void compile_pattern_(const std::string &pattern);
-};
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "pattern_formatter-inl.h"
-#endif

3rd/spdlog/sinks/android_sink.h

@@ -1,137 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifdef __ANDROID__
-
-    #include <spdlog/details/fmt_helper.h>
-    #include <spdlog/details/null_mutex.h>
-    #include <spdlog/details/os.h>
-    #include <spdlog/details/synchronous_factory.h>
-    #include <spdlog/sinks/base_sink.h>
-
-    #include <android/log.h>
-    #include <chrono>
-    #include <mutex>
-    #include <string>
-    #include <thread>
-    #include <type_traits>
-
-    #if !defined(SPDLOG_ANDROID_RETRIES)
-        #define SPDLOG_ANDROID_RETRIES 2
-    #endif
-
-namespace spdlog {
-namespace sinks {
-
-/*
- * Android sink
- * (logging using __android_log_write or __android_log_buf_write depending on the specified
- * BufferID)
- */
-template <typename Mutex, int BufferID = log_id::LOG_ID_MAIN>
-class android_sink final : public base_sink<Mutex> {
-public:
-    explicit android_sink(std::string tag = "spdlog", bool use_raw_msg = false)
-        : tag_(std::move(tag)),
-          use_raw_msg_(use_raw_msg) {}
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        const android_LogPriority priority = convert_to_android_(msg.level);
-        memory_buf_t formatted;
-        if (use_raw_msg_) {
-            details::fmt_helper::append_string_view(msg.payload, formatted);
-        } else {
-            base_sink<Mutex>::formatter_->format(msg, formatted);
-        }
-        formatted.push_back('\0');
-        const char *msg_output = formatted.data();
-
-        // See system/core/liblog/logger_write.c for explanation of return value
-        int ret = android_log(priority, tag_.c_str(), msg_output);
-        if (ret == -EPERM) {
-            return;  // !__android_log_is_loggable
-        }
-        int retry_count = 0;
-        while ((ret == -11 /*EAGAIN*/) && (retry_count < SPDLOG_ANDROID_RETRIES)) {
-            details::os::sleep_for_millis(5);
-            ret = android_log(priority, tag_.c_str(), msg_output);
-            retry_count++;
-        }
-
-        if (ret < 0) {
-            throw_spdlog_ex("logging to Android failed", ret);
-        }
-    }
-
-    void flush_() override {}
-
-private:
-    // There might be liblog versions used, that do not support __android_log_buf_write. So we only
-    // compile and link against
-    // __android_log_buf_write, if user explicitly provides a non-default log buffer. Otherwise,
-    // when using the default log buffer, always log via __android_log_write.
-    template <int ID = BufferID>
-    typename std::enable_if<ID == static_cast<int>(log_id::LOG_ID_MAIN), int>::type android_log(
-        int prio, const char *tag, const char *text) {
-        return __android_log_write(prio, tag, text);
-    }
-
-    template <int ID = BufferID>
-    typename std::enable_if<ID != static_cast<int>(log_id::LOG_ID_MAIN), int>::type android_log(
-        int prio, const char *tag, const char *text) {
-        return __android_log_buf_write(ID, prio, tag, text);
-    }
-
-    static android_LogPriority convert_to_android_(spdlog::level::level_enum level) {
-        switch (level) {
-            case spdlog::level::trace:
-                return ANDROID_LOG_VERBOSE;
-            case spdlog::level::debug:
-                return ANDROID_LOG_DEBUG;
-            case spdlog::level::info:
-                return ANDROID_LOG_INFO;
-            case spdlog::level::warn:
-                return ANDROID_LOG_WARN;
-            case spdlog::level::err:
-                return ANDROID_LOG_ERROR;
-            case spdlog::level::critical:
-                return ANDROID_LOG_FATAL;
-            default:
-                return ANDROID_LOG_DEFAULT;
-        }
-    }
-
-    std::string tag_;
-    bool use_raw_msg_;
-};
-
-using android_sink_mt = android_sink<std::mutex>;
-using android_sink_st = android_sink<details::null_mutex>;
-
-template <int BufferId = log_id::LOG_ID_MAIN>
-using android_sink_buf_mt = android_sink<std::mutex, BufferId>;
-template <int BufferId = log_id::LOG_ID_MAIN>
-using android_sink_buf_st = android_sink<details::null_mutex, BufferId>;
-
-}  // namespace sinks
-
-// Create and register android syslog logger
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> android_logger_mt(const std::string &logger_name,
-                                                 const std::string &tag = "spdlog") {
-    return Factory::template create<sinks::android_sink_mt>(logger_name, tag);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> android_logger_st(const std::string &logger_name,
-                                                 const std::string &tag = "spdlog") {
-    return Factory::template create<sinks::android_sink_st>(logger_name, tag);
-}
-
-}  // namespace spdlog
-
-#endif  // __ANDROID__

3rd/spdlog/sinks/ansicolor_sink-inl.h

@@ -1,135 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/sinks/ansicolor_sink.h>
-#endif
-
-#include <spdlog/details/os.h>
-#include <spdlog/pattern_formatter.h>
-
-namespace spdlog {
-namespace sinks {
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE ansicolor_sink<ConsoleMutex>::ansicolor_sink(FILE *target_file, color_mode mode)
-    : target_file_(target_file),
-      mutex_(ConsoleMutex::mutex()),
-      formatter_(details::make_unique<spdlog::pattern_formatter>())
-
-{
-    set_color_mode(mode);
-    colors_.at(level::trace) = to_string_(white);
-    colors_.at(level::debug) = to_string_(cyan);
-    colors_.at(level::info) = to_string_(green);
-    colors_.at(level::warn) = to_string_(yellow_bold);
-    colors_.at(level::err) = to_string_(red_bold);
-    colors_.at(level::critical) = to_string_(bold_on_red);
-    colors_.at(level::off) = to_string_(reset);
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color(level::level_enum color_level,
-                                                           string_view_t color) {
-    std::lock_guard<mutex_t> lock(mutex_);
-    colors_.at(static_cast<size_t>(color_level)) = to_string_(color);
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::log(const details::log_msg &msg) {
-    // Wrap the originally formatted message in color codes.
-    // If color is not supported in the terminal, log as is instead.
-    std::lock_guard<mutex_t> lock(mutex_);
-    msg.color_range_start = 0;
-    msg.color_range_end = 0;
-    memory_buf_t formatted;
-    formatter_->format(msg, formatted);
-    if (should_do_colors_ && msg.color_range_end > msg.color_range_start) {
-        // before color range
-        print_range_(formatted, 0, msg.color_range_start);
-        // in color range
-        print_ccode_(colors_.at(static_cast<size_t>(msg.level)));
-        print_range_(formatted, msg.color_range_start, msg.color_range_end);
-        print_ccode_(reset);
-        // after color range
-        print_range_(formatted, msg.color_range_end, formatted.size());
-    } else  // no color
-    {
-        print_range_(formatted, 0, formatted.size());
-    }
-    fflush(target_file_);
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::flush() {
-    std::lock_guard<mutex_t> lock(mutex_);
-    fflush(target_file_);
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) {
-    std::lock_guard<mutex_t> lock(mutex_);
-    formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern));
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_formatter(
-    std::unique_ptr<spdlog::formatter> sink_formatter) {
-    std::lock_guard<mutex_t> lock(mutex_);
-    formatter_ = std::move(sink_formatter);
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE bool ansicolor_sink<ConsoleMutex>::should_color() {
-    return should_do_colors_;
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) {
-    switch (mode) {
-        case color_mode::always:
-            should_do_colors_ = true;
-            return;
-        case color_mode::automatic:
-            should_do_colors_ =
-                details::os::in_terminal(target_file_) && details::os::is_color_terminal();
-            return;
-        case color_mode::never:
-            should_do_colors_ = false;
-            return;
-        default:
-            should_do_colors_ = false;
-    }
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_ccode_(const string_view_t &color_code) {
-    fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_);
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted,
-                                                              size_t start,
-                                                              size_t end) {
-    fwrite(formatted.data() + start, sizeof(char), end - start, target_file_);
-}
-
-template <typename ConsoleMutex>
-SPDLOG_INLINE std::string ansicolor_sink<ConsoleMutex>::to_string_(const string_view_t &sv) {
-    return std::string(sv.data(), sv.size());
-}
-
-// ansicolor_stdout_sink
-template <typename ConsoleMutex>
-SPDLOG_INLINE ansicolor_stdout_sink<ConsoleMutex>::ansicolor_stdout_sink(color_mode mode)
-    : ansicolor_sink<ConsoleMutex>(stdout, mode) {}
-
-// ansicolor_stderr_sink
-template <typename ConsoleMutex>
-SPDLOG_INLINE ansicolor_stderr_sink<ConsoleMutex>::ansicolor_stderr_sink(color_mode mode)
-    : ansicolor_sink<ConsoleMutex>(stderr, mode) {}
-
-}  // namespace sinks
-}  // namespace spdlog

3rd/spdlog/sinks/ansicolor_sink.h

@@ -1,115 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <array>
-#include <memory>
-#include <mutex>
-#include <spdlog/details/console_globals.h>
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/sinks/sink.h>
-#include <string>
-
-namespace spdlog {
-namespace sinks {
-
-/**
- * This sink prefixes the output with an ANSI escape sequence color code
- * depending on the severity
- * of the message.
- * If no color terminal detected, omit the escape codes.
- */
-
-template <typename ConsoleMutex>
-class ansicolor_sink : public sink {
-public:
-    using mutex_t = typename ConsoleMutex::mutex_t;
-    ansicolor_sink(FILE *target_file, color_mode mode);
-    ~ansicolor_sink() override = default;
-
-    ansicolor_sink(const ansicolor_sink &other) = delete;
-    ansicolor_sink(ansicolor_sink &&other) = delete;
-
-    ansicolor_sink &operator=(const ansicolor_sink &other) = delete;
-    ansicolor_sink &operator=(ansicolor_sink &&other) = delete;
-
-    void set_color(level::level_enum color_level, string_view_t color);
-    void set_color_mode(color_mode mode);
-    bool should_color();
-
-    void log(const details::log_msg &msg) override;
-    void flush() override;
-    void set_pattern(const std::string &pattern) final override;
-    void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override;
-
-    // Formatting codes
-    const string_view_t reset = "\033[m";
-    const string_view_t bold = "\033[1m";
-    const string_view_t dark = "\033[2m";
-    const string_view_t underline = "\033[4m";
-    const string_view_t blink = "\033[5m";
-    const string_view_t reverse = "\033[7m";
-    const string_view_t concealed = "\033[8m";
-    const string_view_t clear_line = "\033[K";
-
-    // Foreground colors
-    const string_view_t black = "\033[30m";
-    const string_view_t red = "\033[31m";
-    const string_view_t green = "\033[32m";
-    const string_view_t yellow = "\033[33m";
-    const string_view_t blue = "\033[34m";
-    const string_view_t magenta = "\033[35m";
-    const string_view_t cyan = "\033[36m";
-    const string_view_t white = "\033[37m";
-
-    /// Background colors
-    const string_view_t on_black = "\033[40m";
-    const string_view_t on_red = "\033[41m";
-    const string_view_t on_green = "\033[42m";
-    const string_view_t on_yellow = "\033[43m";
-    const string_view_t on_blue = "\033[44m";
-    const string_view_t on_magenta = "\033[45m";
-    const string_view_t on_cyan = "\033[46m";
-    const string_view_t on_white = "\033[47m";
-
-    /// Bold colors
-    const string_view_t yellow_bold = "\033[33m\033[1m";
-    const string_view_t red_bold = "\033[31m\033[1m";
-    const string_view_t bold_on_red = "\033[1m\033[41m";
-
-private:
-    FILE *target_file_;
-    mutex_t &mutex_;
-    bool should_do_colors_;
-    std::unique_ptr<spdlog::formatter> formatter_;
-    std::array<std::string, level::n_levels> colors_;
-    void print_ccode_(const string_view_t &color_code);
-    void print_range_(const memory_buf_t &formatted, size_t start, size_t end);
-    static std::string to_string_(const string_view_t &sv);
-};
-
-template <typename ConsoleMutex>
-class ansicolor_stdout_sink : public ansicolor_sink<ConsoleMutex> {
-public:
-    explicit ansicolor_stdout_sink(color_mode mode = color_mode::automatic);
-};
-
-template <typename ConsoleMutex>
-class ansicolor_stderr_sink : public ansicolor_sink<ConsoleMutex> {
-public:
-    explicit ansicolor_stderr_sink(color_mode mode = color_mode::automatic);
-};
-
-using ansicolor_stdout_sink_mt = ansicolor_stdout_sink<details::console_mutex>;
-using ansicolor_stdout_sink_st = ansicolor_stdout_sink<details::console_nullmutex>;
-
-using ansicolor_stderr_sink_mt = ansicolor_stderr_sink<details::console_mutex>;
-using ansicolor_stderr_sink_st = ansicolor_stderr_sink<details::console_nullmutex>;
-
-}  // namespace sinks
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "ansicolor_sink-inl.h"
-#endif

3rd/spdlog/sinks/base_sink-inl.h

@@ -1,59 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/sinks/base_sink.h>
-#endif
-
-#include <spdlog/common.h>
-#include <spdlog/pattern_formatter.h>
-
-#include <memory>
-#include <mutex>
-
-template <typename Mutex>
-SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink()
-    : formatter_{details::make_unique<spdlog::pattern_formatter>()} {}
-
-template <typename Mutex>
-SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink(
-    std::unique_ptr<spdlog::formatter> formatter)
-    : formatter_{std::move(formatter)} {}
-
-template <typename Mutex>
-void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::log(const details::log_msg &msg) {
-    std::lock_guard<Mutex> lock(mutex_);
-    sink_it_(msg);
-}
-
-template <typename Mutex>
-void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::flush() {
-    std::lock_guard<Mutex> lock(mutex_);
-    flush_();
-}
-
-template <typename Mutex>
-void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern(const std::string &pattern) {
-    std::lock_guard<Mutex> lock(mutex_);
-    set_pattern_(pattern);
-}
-
-template <typename Mutex>
-void SPDLOG_INLINE
-spdlog::sinks::base_sink<Mutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) {
-    std::lock_guard<Mutex> lock(mutex_);
-    set_formatter_(std::move(sink_formatter));
-}
-
-template <typename Mutex>
-void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern_(const std::string &pattern) {
-    set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern));
-}
-
-template <typename Mutex>
-void SPDLOG_INLINE
-spdlog::sinks::base_sink<Mutex>::set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) {
-    formatter_ = std::move(sink_formatter);
-}

3rd/spdlog/sinks/base_sink.h

@@ -1,51 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-//
-// base sink templated over a mutex (either dummy or real)
-// concrete implementation should override the sink_it_() and flush_()  methods.
-// locking is taken care of in this class - no locking needed by the
-// implementers..
-//
-
-#include <spdlog/common.h>
-#include <spdlog/details/log_msg.h>
-#include <spdlog/sinks/sink.h>
-
-namespace spdlog {
-namespace sinks {
-template <typename Mutex>
-class SPDLOG_API base_sink : public sink {
-public:
-    base_sink();
-    explicit base_sink(std::unique_ptr<spdlog::formatter> formatter);
-    ~base_sink() override = default;
-
-    base_sink(const base_sink &) = delete;
-    base_sink(base_sink &&) = delete;
-
-    base_sink &operator=(const base_sink &) = delete;
-    base_sink &operator=(base_sink &&) = delete;
-
-    void log(const details::log_msg &msg) final override;
-    void flush() final override;
-    void set_pattern(const std::string &pattern) final override;
-    void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) final override;
-
-protected:
-    // sink formatter
-    std::unique_ptr<spdlog::formatter> formatter_;
-    Mutex mutex_;
-
-    virtual void sink_it_(const details::log_msg &msg) = 0;
-    virtual void flush_() = 0;
-    virtual void set_pattern_(const std::string &pattern);
-    virtual void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter);
-};
-}  // namespace sinks
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "base_sink-inl.h"
-#endif

3rd/spdlog/sinks/basic_file_sink-inl.h

@@ -1,42 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/sinks/basic_file_sink.h>
-#endif
-
-#include <spdlog/common.h>
-#include <spdlog/details/os.h>
-
-namespace spdlog {
-namespace sinks {
-
-template <typename Mutex>
-SPDLOG_INLINE basic_file_sink<Mutex>::basic_file_sink(const filename_t &filename,
-                                                      bool truncate,
-                                                      const file_event_handlers &event_handlers)
-    : file_helper_{event_handlers} {
-    file_helper_.open(filename, truncate);
-}
-
-template <typename Mutex>
-SPDLOG_INLINE const filename_t &basic_file_sink<Mutex>::filename() const {
-    return file_helper_.filename();
-}
-
-template <typename Mutex>
-SPDLOG_INLINE void basic_file_sink<Mutex>::sink_it_(const details::log_msg &msg) {
-    memory_buf_t formatted;
-    base_sink<Mutex>::formatter_->format(msg, formatted);
-    file_helper_.write(formatted);
-}
-
-template <typename Mutex>
-SPDLOG_INLINE void basic_file_sink<Mutex>::flush_() {
-    file_helper_.flush();
-}
-
-}  // namespace sinks
-}  // namespace spdlog

3rd/spdlog/sinks/basic_file_sink.h

@@ -1,65 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/file_helper.h>
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/details/synchronous_factory.h>
-#include <spdlog/sinks/base_sink.h>
-
-#include <mutex>
-#include <string>
-
-namespace spdlog {
-namespace sinks {
-/*
- * Trivial file sink with single file as target
- */
-template <typename Mutex>
-class basic_file_sink final : public base_sink<Mutex> {
-public:
-    explicit basic_file_sink(const filename_t &filename,
-                             bool truncate = false,
-                             const file_event_handlers &event_handlers = {});
-    const filename_t &filename() const;
-
-protected:
-    void sink_it_(const details::log_msg &msg) override;
-    void flush_() override;
-
-private:
-    details::file_helper file_helper_;
-};
-
-using basic_file_sink_mt = basic_file_sink<std::mutex>;
-using basic_file_sink_st = basic_file_sink<details::null_mutex>;
-
-}  // namespace sinks
-
-//
-// factory functions
-//
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> basic_logger_mt(const std::string &logger_name,
-                                               const filename_t &filename,
-                                               bool truncate = false,
-                                               const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::basic_file_sink_mt>(logger_name, filename, truncate,
-                                                               event_handlers);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> basic_logger_st(const std::string &logger_name,
-                                               const filename_t &filename,
-                                               bool truncate = false,
-                                               const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::basic_file_sink_st>(logger_name, filename, truncate,
-                                                               event_handlers);
-}
-
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "basic_file_sink-inl.h"
-#endif

3rd/spdlog/sinks/callback_sink.h

@@ -1,56 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/details/synchronous_factory.h>
-#include <spdlog/sinks/base_sink.h>
-
-#include <mutex>
-#include <string>
-
-namespace spdlog {
-
-// callbacks type
-typedef std::function<void(const details::log_msg &msg)> custom_log_callback;
-
-namespace sinks {
-/*
- * Trivial callback sink, gets a callback function and calls it on each log
- */
-template <typename Mutex>
-class callback_sink final : public base_sink<Mutex> {
-public:
-    explicit callback_sink(const custom_log_callback &callback)
-        : callback_{callback} {}
-
-protected:
-    void sink_it_(const details::log_msg &msg) override { callback_(msg); }
-    void flush_() override{}
-
-private:
-    custom_log_callback callback_;
-};
-
-using callback_sink_mt = callback_sink<std::mutex>;
-using callback_sink_st = callback_sink<details::null_mutex>;
-
-}  // namespace sinks
-
-//
-// factory functions
-//
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> callback_logger_mt(const std::string &logger_name,
-                                                  const custom_log_callback &callback) {
-    return Factory::template create<sinks::callback_sink_mt>(logger_name, callback);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> callback_logger_st(const std::string &logger_name,
-                                                  const custom_log_callback &callback) {
-    return Factory::template create<sinks::callback_sink_st>(logger_name, callback);
-}
-
-}  // namespace spdlog

3rd/spdlog/sinks/daily_file_sink.h

@@ -1,255 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/common.h>
-#include <spdlog/details/circular_q.h>
-#include <spdlog/details/file_helper.h>
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/details/os.h>
-#include <spdlog/details/synchronous_factory.h>
-#include <spdlog/fmt/chrono.h>
-#include <spdlog/fmt/fmt.h>
-#include <spdlog/sinks/base_sink.h>
-
-#include <chrono>
-#include <cstdio>
-#include <iomanip>
-#include <mutex>
-#include <sstream>
-#include <string>
-
-namespace spdlog {
-namespace sinks {
-
-/*
- * Generator of daily log file names in format basename.YYYY-MM-DD.ext
- */
-struct daily_filename_calculator {
-    // Create filename for the form basename.YYYY-MM-DD
-    static filename_t calc_filename(const filename_t &filename, const tm &now_tm) {
-        filename_t basename, ext;
-        std::tie(basename, ext) = details::file_helper::split_by_extension(filename);
-        return fmt_lib::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}")),
-                               basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday,
-                               ext);
-    }
-};
-
-/*
- * Generator of daily log file names with strftime format.
- * Usages:
- *    auto sink =
- * std::make_shared<spdlog::sinks::daily_file_format_sink_mt>("myapp-%Y-%m-%d:%H:%M:%S.log", hour,
- * minute);" auto logger = spdlog::daily_logger_format_mt("loggername, "myapp-%Y-%m-%d:%X.log",
- * hour,  minute)"
- *
- */
-struct daily_filename_format_calculator {
-    static filename_t calc_filename(const filename_t &file_path, const tm &now_tm) {
-#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
-        std::wstringstream stream;
-#else
-        std::stringstream stream;
-#endif
-        stream << std::put_time(&now_tm, file_path.c_str());
-        return stream.str();
-    }
-};
-
-/*
- * Rotating file sink based on date.
- * If truncate != false , the created file will be truncated.
- * If max_files > 0, retain only the last max_files and delete previous.
- * If max_files > 0, retain only the last max_files and delete previous.
- * Note that old log files from previous executions will not be deleted by this class,
- * rotation and deletion is only applied while the program is running.
- */
-template <typename Mutex, typename FileNameCalc = daily_filename_calculator>
-class daily_file_sink final : public base_sink<Mutex> {
-public:
-    // create daily file sink which rotates on given time
-    daily_file_sink(filename_t base_filename,
-                    int rotation_hour,
-                    int rotation_minute,
-                    bool truncate = false,
-                    uint16_t max_files = 0,
-                    const file_event_handlers &event_handlers = {})
-        : base_filename_(std::move(base_filename)),
-          rotation_h_(rotation_hour),
-          rotation_m_(rotation_minute),
-          file_helper_{event_handlers},
-          truncate_(truncate),
-          max_files_(max_files),
-          filenames_q_() {
-        if (rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 ||
-            rotation_minute > 59) {
-            throw_spdlog_ex("daily_file_sink: Invalid rotation time in ctor");
-        }
-
-        auto now = log_clock::now();
-        auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now));
-        file_helper_.open(filename, truncate_);
-        rotation_tp_ = next_rotation_tp_();
-
-        if (max_files_ > 0) {
-            init_filenames_q_();
-        }
-    }
-
-    filename_t filename() {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        return file_helper_.filename();
-    }
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        auto time = msg.time;
-        bool should_rotate = time >= rotation_tp_;
-        if (should_rotate) {
-            auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time));
-            file_helper_.open(filename, truncate_);
-            rotation_tp_ = next_rotation_tp_();
-        }
-        memory_buf_t formatted;
-        base_sink<Mutex>::formatter_->format(msg, formatted);
-        file_helper_.write(formatted);
-
-        // Do the cleaning only at the end because it might throw on failure.
-        if (should_rotate && max_files_ > 0) {
-            delete_old_();
-        }
-    }
-
-    void flush_() override { file_helper_.flush(); }
-
-private:
-    void init_filenames_q_() {
-        using details::os::path_exists;
-
-        filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_));
-        std::vector<filename_t> filenames;
-        auto now = log_clock::now();
-        while (filenames.size() < max_files_) {
-            auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now));
-            if (!path_exists(filename)) {
-                break;
-            }
-            filenames.emplace_back(filename);
-            now -= std::chrono::hours(24);
-        }
-        for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) {
-            filenames_q_.push_back(std::move(*iter));
-        }
-    }
-
-    tm now_tm(log_clock::time_point tp) {
-        time_t tnow = log_clock::to_time_t(tp);
-        return spdlog::details::os::localtime(tnow);
-    }
-
-    log_clock::time_point next_rotation_tp_() {
-        auto now = log_clock::now();
-        tm date = now_tm(now);
-        date.tm_hour = rotation_h_;
-        date.tm_min = rotation_m_;
-        date.tm_sec = 0;
-        auto rotation_time = log_clock::from_time_t(std::mktime(&date));
-        if (rotation_time > now) {
-            return rotation_time;
-        }
-        return {rotation_time + std::chrono::hours(24)};
-    }
-
-    // Delete the file N rotations ago.
-    // Throw spdlog_ex on failure to delete the old file.
-    void delete_old_() {
-        using details::os::filename_to_str;
-        using details::os::remove_if_exists;
-
-        filename_t current_file = file_helper_.filename();
-        if (filenames_q_.full()) {
-            auto old_filename = std::move(filenames_q_.front());
-            filenames_q_.pop_front();
-            bool ok = remove_if_exists(old_filename) == 0;
-            if (!ok) {
-                filenames_q_.push_back(std::move(current_file));
-                throw_spdlog_ex("Failed removing daily file " + filename_to_str(old_filename),
-                                errno);
-            }
-        }
-        filenames_q_.push_back(std::move(current_file));
-    }
-
-    filename_t base_filename_;
-    int rotation_h_;
-    int rotation_m_;
-    log_clock::time_point rotation_tp_;
-    details::file_helper file_helper_;
-    bool truncate_;
-    uint16_t max_files_;
-    details::circular_q<filename_t> filenames_q_;
-};
-
-using daily_file_sink_mt = daily_file_sink<std::mutex>;
-using daily_file_sink_st = daily_file_sink<details::null_mutex>;
-using daily_file_format_sink_mt = daily_file_sink<std::mutex, daily_filename_format_calculator>;
-using daily_file_format_sink_st =
-    daily_file_sink<details::null_mutex, daily_filename_format_calculator>;
-
-}  // namespace sinks
-
-//
-// factory functions
-//
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> daily_logger_mt(const std::string &logger_name,
-                                               const filename_t &filename,
-                                               int hour = 0,
-                                               int minute = 0,
-                                               bool truncate = false,
-                                               uint16_t max_files = 0,
-                                               const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::daily_file_sink_mt>(logger_name, filename, hour, minute,
-                                                               truncate, max_files, event_handlers);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> daily_logger_format_mt(
-    const std::string &logger_name,
-    const filename_t &filename,
-    int hour = 0,
-    int minute = 0,
-    bool truncate = false,
-    uint16_t max_files = 0,
-    const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::daily_file_format_sink_mt>(
-        logger_name, filename, hour, minute, truncate, max_files, event_handlers);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> daily_logger_st(const std::string &logger_name,
-                                               const filename_t &filename,
-                                               int hour = 0,
-                                               int minute = 0,
-                                               bool truncate = false,
-                                               uint16_t max_files = 0,
-                                               const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::daily_file_sink_st>(logger_name, filename, hour, minute,
-                                                               truncate, max_files, event_handlers);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> daily_logger_format_st(
-    const std::string &logger_name,
-    const filename_t &filename,
-    int hour = 0,
-    int minute = 0,
-    bool truncate = false,
-    uint16_t max_files = 0,
-    const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::daily_file_format_sink_st>(
-        logger_name, filename, hour, minute, truncate, max_files, event_handlers);
-}
-}  // namespace spdlog

3rd/spdlog/sinks/dist_sink.h

@@ -1,81 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include "base_sink.h"
-#include <spdlog/details/log_msg.h>
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/pattern_formatter.h>
-
-#include <algorithm>
-#include <memory>
-#include <mutex>
-#include <vector>
-
-// Distribution sink (mux). Stores a vector of sinks which get called when log
-// is called
-
-namespace spdlog {
-namespace sinks {
-
-template <typename Mutex>
-class dist_sink : public base_sink<Mutex> {
-public:
-    dist_sink() = default;
-    explicit dist_sink(std::vector<std::shared_ptr<sink>> sinks)
-        : sinks_(sinks) {}
-
-    dist_sink(const dist_sink &) = delete;
-    dist_sink &operator=(const dist_sink &) = delete;
-
-    void add_sink(std::shared_ptr<sink> sub_sink) {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        sinks_.push_back(sub_sink);
-    }
-
-    void remove_sink(std::shared_ptr<sink> sub_sink) {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sub_sink), sinks_.end());
-    }
-
-    void set_sinks(std::vector<std::shared_ptr<sink>> sinks) {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        sinks_ = std::move(sinks);
-    }
-
-    std::vector<std::shared_ptr<sink>> &sinks() { return sinks_; }
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        for (auto &sub_sink : sinks_) {
-            if (sub_sink->should_log(msg.level)) {
-                sub_sink->log(msg);
-            }
-        }
-    }
-
-    void flush_() override {
-        for (auto &sub_sink : sinks_) {
-            sub_sink->flush();
-        }
-    }
-
-    void set_pattern_(const std::string &pattern) override {
-        set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern));
-    }
-
-    void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) override {
-        base_sink<Mutex>::formatter_ = std::move(sink_formatter);
-        for (auto &sub_sink : sinks_) {
-            sub_sink->set_formatter(base_sink<Mutex>::formatter_->clone());
-        }
-    }
-    std::vector<std::shared_ptr<sink>> sinks_;
-};
-
-using dist_sink_mt = dist_sink<std::mutex>;
-using dist_sink_st = dist_sink<details::null_mutex>;
-
-}  // namespace sinks
-}  // namespace spdlog

3rd/spdlog/sinks/dup_filter_sink.h

@@ -1,92 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include "dist_sink.h"
-#include <spdlog/details/log_msg.h>
-#include <spdlog/details/null_mutex.h>
-
-#include <chrono>
-#include <cstdio>
-#include <mutex>
-#include <string>
-
-// Duplicate message removal sink.
-// Skip the message if previous one is identical and less than "max_skip_duration" have passed
-//
-// Example:
-//
-//     #include <spdlog/sinks/dup_filter_sink.h>
-//
-//     int main() {
-//         auto dup_filter = std::make_shared<dup_filter_sink_st>(std::chrono::seconds(5),
-//         level::info); dup_filter->add_sink(std::make_shared<stdout_color_sink_mt>());
-//         spdlog::logger l("logger", dup_filter);
-//         l.info("Hello");
-//         l.info("Hello");
-//         l.info("Hello");
-//         l.info("Different Hello");
-//     }
-//
-// Will produce:
-//       [2019-06-25 17:50:56.511] [logger] [info] Hello
-//       [2019-06-25 17:50:56.512] [logger] [info] Skipped 3 duplicate messages..
-//       [2019-06-25 17:50:56.512] [logger] [info] Different Hello
-
-namespace spdlog {
-namespace sinks {
-template <typename Mutex>
-class dup_filter_sink : public dist_sink<Mutex> {
-public:
-    template <class Rep, class Period>
-    explicit dup_filter_sink(std::chrono::duration<Rep, Period> max_skip_duration,
-                             level::level_enum notification_level = level::info)
-        : max_skip_duration_{max_skip_duration},
-          log_level_{notification_level} {}
-
-protected:
-    std::chrono::microseconds max_skip_duration_;
-    log_clock::time_point last_msg_time_;
-    std::string last_msg_payload_;
-    size_t skip_counter_ = 0;
-    level::level_enum log_level_;
-
-    void sink_it_(const details::log_msg &msg) override {
-        bool filtered = filter_(msg);
-        if (!filtered) {
-            skip_counter_ += 1;
-            return;
-        }
-
-        // log the "skipped.." message
-        if (skip_counter_ > 0) {
-            char buf[64];
-            auto msg_size = ::snprintf(buf, sizeof(buf), "Skipped %u duplicate messages..",
-                                       static_cast<unsigned>(skip_counter_));
-            if (msg_size > 0 && static_cast<size_t>(msg_size) < sizeof(buf)) {
-                details::log_msg skipped_msg{msg.source, msg.logger_name, log_level_,
-                                             string_view_t{buf, static_cast<size_t>(msg_size)}};
-                dist_sink<Mutex>::sink_it_(skipped_msg);
-            }
-        }
-
-        // log current message
-        dist_sink<Mutex>::sink_it_(msg);
-        last_msg_time_ = msg.time;
-        skip_counter_ = 0;
-        last_msg_payload_.assign(msg.payload.data(), msg.payload.data() + msg.payload.size());
-    }
-
-    // return whether the log msg should be displayed (true) or skipped (false)
-    bool filter_(const details::log_msg &msg) {
-        auto filter_duration = msg.time - last_msg_time_;
-        return (filter_duration > max_skip_duration_) || (msg.payload != last_msg_payload_);
-    }
-};
-
-using dup_filter_sink_mt = dup_filter_sink<std::mutex>;
-using dup_filter_sink_st = dup_filter_sink<details::null_mutex>;
-
-}  // namespace sinks
-}  // namespace spdlog

3rd/spdlog/sinks/hourly_file_sink.h

@@ -1,193 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/common.h>
-#include <spdlog/details/circular_q.h>
-#include <spdlog/details/file_helper.h>
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/details/os.h>
-#include <spdlog/details/synchronous_factory.h>
-#include <spdlog/fmt/fmt.h>
-#include <spdlog/sinks/base_sink.h>
-
-#include <chrono>
-#include <cstdio>
-#include <ctime>
-#include <mutex>
-#include <string>
-
-namespace spdlog {
-namespace sinks {
-
-/*
- * Generator of Hourly log file names in format basename.YYYY-MM-DD-HH.ext
- */
-struct hourly_filename_calculator {
-    // Create filename for the form basename.YYYY-MM-DD-H
-    static filename_t calc_filename(const filename_t &filename, const tm &now_tm) {
-        filename_t basename, ext;
-        std::tie(basename, ext) = details::file_helper::split_by_extension(filename);
-        return fmt_lib::format(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}{}"), basename,
-                               now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday,
-                               now_tm.tm_hour, ext);
-    }
-};
-
-/*
- * Rotating file sink based on time.
- * If truncate != false , the created file will be truncated.
- * If max_files > 0, retain only the last max_files and delete previous.
- * Note that old log files from previous executions will not be deleted by this class,
- * rotation and deletion is only applied while the program is running.
- */
-template <typename Mutex, typename FileNameCalc = hourly_filename_calculator>
-class hourly_file_sink final : public base_sink<Mutex> {
-public:
-    // create hourly file sink which rotates on given time
-    hourly_file_sink(filename_t base_filename,
-                     bool truncate = false,
-                     uint16_t max_files = 0,
-                     const file_event_handlers &event_handlers = {})
-        : base_filename_(std::move(base_filename)),
-          file_helper_{event_handlers},
-          truncate_(truncate),
-          max_files_(max_files),
-          filenames_q_() {
-        auto now = log_clock::now();
-        auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now));
-        file_helper_.open(filename, truncate_);
-        remove_init_file_ = file_helper_.size() == 0;
-        rotation_tp_ = next_rotation_tp_();
-
-        if (max_files_ > 0) {
-            init_filenames_q_();
-        }
-    }
-
-    filename_t filename() {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        return file_helper_.filename();
-    }
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        auto time = msg.time;
-        bool should_rotate = time >= rotation_tp_;
-        if (should_rotate) {
-            if (remove_init_file_) {
-                file_helper_.close();
-                details::os::remove(file_helper_.filename());
-            }
-            auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time));
-            file_helper_.open(filename, truncate_);
-            rotation_tp_ = next_rotation_tp_();
-        }
-        remove_init_file_ = false;
-        memory_buf_t formatted;
-        base_sink<Mutex>::formatter_->format(msg, formatted);
-        file_helper_.write(formatted);
-
-        // Do the cleaning only at the end because it might throw on failure.
-        if (should_rotate && max_files_ > 0) {
-            delete_old_();
-        }
-    }
-
-    void flush_() override { file_helper_.flush(); }
-
-private:
-    void init_filenames_q_() {
-        using details::os::path_exists;
-
-        filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_));
-        std::vector<filename_t> filenames;
-        auto now = log_clock::now();
-        while (filenames.size() < max_files_) {
-            auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now));
-            if (!path_exists(filename)) {
-                break;
-            }
-            filenames.emplace_back(filename);
-            now -= std::chrono::hours(1);
-        }
-        for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) {
-            filenames_q_.push_back(std::move(*iter));
-        }
-    }
-
-    tm now_tm(log_clock::time_point tp) {
-        time_t tnow = log_clock::to_time_t(tp);
-        return spdlog::details::os::localtime(tnow);
-    }
-
-    log_clock::time_point next_rotation_tp_() {
-        auto now = log_clock::now();
-        tm date = now_tm(now);
-        date.tm_min = 0;
-        date.tm_sec = 0;
-        auto rotation_time = log_clock::from_time_t(std::mktime(&date));
-        if (rotation_time > now) {
-            return rotation_time;
-        }
-        return {rotation_time + std::chrono::hours(1)};
-    }
-
-    // Delete the file N rotations ago.
-    // Throw spdlog_ex on failure to delete the old file.
-    void delete_old_() {
-        using details::os::filename_to_str;
-        using details::os::remove_if_exists;
-
-        filename_t current_file = file_helper_.filename();
-        if (filenames_q_.full()) {
-            auto old_filename = std::move(filenames_q_.front());
-            filenames_q_.pop_front();
-            bool ok = remove_if_exists(old_filename) == 0;
-            if (!ok) {
-                filenames_q_.push_back(std::move(current_file));
-                SPDLOG_THROW(spdlog_ex(
-                    "Failed removing hourly file " + filename_to_str(old_filename), errno));
-            }
-        }
-        filenames_q_.push_back(std::move(current_file));
-    }
-
-    filename_t base_filename_;
-    log_clock::time_point rotation_tp_;
-    details::file_helper file_helper_;
-    bool truncate_;
-    uint16_t max_files_;
-    details::circular_q<filename_t> filenames_q_;
-    bool remove_init_file_;
-};
-
-using hourly_file_sink_mt = hourly_file_sink<std::mutex>;
-using hourly_file_sink_st = hourly_file_sink<details::null_mutex>;
-
-}  // namespace sinks
-
-//
-// factory functions
-//
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> hourly_logger_mt(const std::string &logger_name,
-                                                const filename_t &filename,
-                                                bool truncate = false,
-                                                uint16_t max_files = 0,
-                                                const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::hourly_file_sink_mt>(logger_name, filename, truncate,
-                                                                max_files, event_handlers);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> hourly_logger_st(const std::string &logger_name,
-                                                const filename_t &filename,
-                                                bool truncate = false,
-                                                uint16_t max_files = 0,
-                                                const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::hourly_file_sink_st>(logger_name, filename, truncate,
-                                                                max_files, event_handlers);
-}
-}  // namespace spdlog

3rd/spdlog/sinks/kafka_sink.h

@@ -1,119 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-//
-// Custom sink for kafka
-// Building and using requires librdkafka library.
-// For building librdkafka library check the url below
-// https://github.com/confluentinc/librdkafka
-//
-
-#include "spdlog/async.h"
-#include "spdlog/details/log_msg.h"
-#include "spdlog/details/null_mutex.h"
-#include "spdlog/details/synchronous_factory.h"
-#include "spdlog/sinks/base_sink.h"
-#include <mutex>
-#include <spdlog/common.h>
-
-// kafka header
-#include <librdkafka/rdkafkacpp.h>
-
-namespace spdlog {
-namespace sinks {
-
-struct kafka_sink_config {
-    std::string server_addr;
-    std::string produce_topic;
-    int32_t flush_timeout_ms = 1000;
-
-    kafka_sink_config(std::string addr, std::string topic, int flush_timeout_ms = 1000)
-        : server_addr{std::move(addr)},
-          produce_topic{std::move(topic)},
-          flush_timeout_ms(flush_timeout_ms) {}
-};
-
-template <typename Mutex>
-class kafka_sink : public base_sink<Mutex> {
-public:
-    kafka_sink(kafka_sink_config config)
-        : config_{std::move(config)} {
-        try {
-            std::string errstr;
-            conf_.reset(RdKafka::Conf::create(RdKafka::Conf::CONF_GLOBAL));
-            RdKafka::Conf::ConfResult confRes =
-                conf_->set("bootstrap.servers", config_.server_addr, errstr);
-            if (confRes != RdKafka::Conf::CONF_OK) {
-                throw_spdlog_ex(
-                    fmt_lib::format("conf set bootstrap.servers failed err:{}", errstr));
-            }
-
-            tconf_.reset(RdKafka::Conf::create(RdKafka::Conf::CONF_TOPIC));
-            if (tconf_ == nullptr) {
-                throw_spdlog_ex(fmt_lib::format("create topic config failed"));
-            }
-
-            producer_.reset(RdKafka::Producer::create(conf_.get(), errstr));
-            if (producer_ == nullptr) {
-                throw_spdlog_ex(fmt_lib::format("create producer failed err:{}", errstr));
-            }
-            topic_.reset(RdKafka::Topic::create(producer_.get(), config_.produce_topic,
-                                                tconf_.get(), errstr));
-            if (topic_ == nullptr) {
-                throw_spdlog_ex(fmt_lib::format("create topic failed err:{}", errstr));
-            }
-        } catch (const std::exception &e) {
-            throw_spdlog_ex(fmt_lib::format("error create kafka instance: {}", e.what()));
-        }
-    }
-
-    ~kafka_sink() { producer_->flush(config_.flush_timeout_ms); }
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        producer_->produce(topic_.get(), 0, RdKafka::Producer::RK_MSG_COPY,
-                           (void *)msg.payload.data(), msg.payload.size(), NULL, NULL);
-    }
-
-    void flush_() override { producer_->flush(config_.flush_timeout_ms); }
-
-private:
-    kafka_sink_config config_;
-    std::unique_ptr<RdKafka::Producer> producer_ = nullptr;
-    std::unique_ptr<RdKafka::Conf> conf_ = nullptr;
-    std::unique_ptr<RdKafka::Conf> tconf_ = nullptr;
-    std::unique_ptr<RdKafka::Topic> topic_ = nullptr;
-};
-
-using kafka_sink_mt = kafka_sink<std::mutex>;
-using kafka_sink_st = kafka_sink<spdlog::details::null_mutex>;
-
-}  // namespace sinks
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> kafka_logger_mt(const std::string &logger_name,
-                                               spdlog::sinks::kafka_sink_config config) {
-    return Factory::template create<sinks::kafka_sink_mt>(logger_name, config);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> kafka_logger_st(const std::string &logger_name,
-                                               spdlog::sinks::kafka_sink_config config) {
-    return Factory::template create<sinks::kafka_sink_st>(logger_name, config);
-}
-
-template <typename Factory = spdlog::async_factory>
-inline std::shared_ptr<spdlog::logger> kafka_logger_async_mt(
-    std::string logger_name, spdlog::sinks::kafka_sink_config config) {
-    return Factory::template create<sinks::kafka_sink_mt>(logger_name, config);
-}
-
-template <typename Factory = spdlog::async_factory>
-inline std::shared_ptr<spdlog::logger> kafka_logger_async_st(
-    std::string logger_name, spdlog::sinks::kafka_sink_config config) {
-    return Factory::template create<sinks::kafka_sink_st>(logger_name, config);
-}
-
-}  // namespace spdlog

3rd/spdlog/sinks/mongo_sink.h

@@ -1,108 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-//
-// Custom sink for mongodb
-// Building and using requires mongocxx library.
-// For building mongocxx library check the url below
-// http://mongocxx.org/mongocxx-v3/installation/
-//
-
-#include "spdlog/common.h"
-#include "spdlog/details/log_msg.h"
-#include "spdlog/sinks/base_sink.h"
-#include <spdlog/details/synchronous_factory.h>
-
-#include <bsoncxx/builder/stream/document.hpp>
-#include <bsoncxx/types.hpp>
-#include <bsoncxx/view_or_value.hpp>
-
-#include <mongocxx/client.hpp>
-#include <mongocxx/instance.hpp>
-#include <mongocxx/uri.hpp>
-
-namespace spdlog {
-namespace sinks {
-template <typename Mutex>
-class mongo_sink : public base_sink<Mutex> {
-public:
-    mongo_sink(const std::string &db_name,
-               const std::string &collection_name,
-               const std::string &uri = "mongodb://localhost:27017") try
-        : mongo_sink(std::make_shared<mongocxx::instance>(), db_name, collection_name, uri) {
-    } catch (const std::exception &e) {
-        throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what()));
-    }
-
-    mongo_sink(std::shared_ptr<mongocxx::instance> instance,
-               const std::string &db_name,
-               const std::string &collection_name,
-               const std::string &uri = "mongodb://localhost:27017")
-        : instance_(std::move(instance)),
-          db_name_(db_name),
-          coll_name_(collection_name) {
-        try {
-            client_ = spdlog::details::make_unique<mongocxx::client>(mongocxx::uri{uri});
-        } catch (const std::exception &e) {
-            throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what()));
-        }
-    }
-
-    ~mongo_sink() { flush_(); }
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        using bsoncxx::builder::stream::document;
-        using bsoncxx::builder::stream::finalize;
-
-        if (client_ != nullptr) {
-            auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level"
-                                  << level::to_string_view(msg.level).data() << "level_num"
-                                  << msg.level << "message"
-                                  << std::string(msg.payload.begin(), msg.payload.end())
-                                  << "logger_name"
-                                  << std::string(msg.logger_name.begin(), msg.logger_name.end())
-                                  << "thread_id" << static_cast<int>(msg.thread_id) << finalize;
-            client_->database(db_name_).collection(coll_name_).insert_one(doc.view());
-        }
-    }
-
-    void flush_() override {}
-
-private:
-    std::shared_ptr<mongocxx::instance> instance_;
-    std::string db_name_;
-    std::string coll_name_;
-    std::unique_ptr<mongocxx::client> client_ = nullptr;
-};
-
-#include "spdlog/details/null_mutex.h"
-#include <mutex>
-using mongo_sink_mt = mongo_sink<std::mutex>;
-using mongo_sink_st = mongo_sink<spdlog::details::null_mutex>;
-
-}  // namespace sinks
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> mongo_logger_mt(
-    const std::string &logger_name,
-    const std::string &db_name,
-    const std::string &collection_name,
-    const std::string &uri = "mongodb://localhost:27017") {
-    return Factory::template create<sinks::mongo_sink_mt>(logger_name, db_name, collection_name,
-                                                          uri);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> mongo_logger_st(
-    const std::string &logger_name,
-    const std::string &db_name,
-    const std::string &collection_name,
-    const std::string &uri = "mongodb://localhost:27017") {
-    return Factory::template create<sinks::mongo_sink_st>(logger_name, db_name, collection_name,
-                                                          uri);
-}
-
-}  // namespace spdlog

3rd/spdlog/sinks/msvc_sink.h

@@ -1,68 +0,0 @@
-// Copyright(c) 2016 Alexander Dalshov & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#if defined(_WIN32)
-
-    #include <spdlog/details/null_mutex.h>
-    #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT)
-        #include <spdlog/details/os.h>
-    #endif
-    #include <spdlog/sinks/base_sink.h>
-
-    #include <mutex>
-    #include <string>
-
-    // Avoid including windows.h (https://stackoverflow.com/a/30741042)
-    #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT)
-extern "C" __declspec(dllimport) void __stdcall OutputDebugStringW(const wchar_t *lpOutputString);
-    #else
-extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA(const char *lpOutputString);
-    #endif
-extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
-
-namespace spdlog {
-namespace sinks {
-/*
- * MSVC sink (logging using OutputDebugStringA)
- */
-template <typename Mutex>
-class msvc_sink : public base_sink<Mutex> {
-public:
-    msvc_sink() = default;
-    msvc_sink(bool check_debugger_present)
-        : check_debugger_present_{check_debugger_present} {}
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        if (check_debugger_present_ && !IsDebuggerPresent()) {
-            return;
-        }
-        memory_buf_t formatted;
-        base_sink<Mutex>::formatter_->format(msg, formatted);
-        formatted.push_back('\0');  // add a null terminator for OutputDebugString
-    #if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT)
-        wmemory_buf_t wformatted;
-        details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), wformatted);
-        OutputDebugStringW(wformatted.data());
-    #else
-        OutputDebugStringA(formatted.data());
-    #endif
-    }
-
-    void flush_() override {}
-
-    bool check_debugger_present_ = true;
-};
-
-using msvc_sink_mt = msvc_sink<std::mutex>;
-using msvc_sink_st = msvc_sink<details::null_mutex>;
-
-using windebug_sink_mt = msvc_sink_mt;
-using windebug_sink_st = msvc_sink_st;
-
-}  // namespace sinks
-}  // namespace spdlog
-
-#endif

3rd/spdlog/sinks/null_sink.h

@@ -1,41 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/details/synchronous_factory.h>
-#include <spdlog/sinks/base_sink.h>
-
-#include <mutex>
-
-namespace spdlog {
-namespace sinks {
-
-template <typename Mutex>
-class null_sink : public base_sink<Mutex> {
-protected:
-    void sink_it_(const details::log_msg &) override {}
-    void flush_() override {}
-};
-
-using null_sink_mt = null_sink<details::null_mutex>;
-using null_sink_st = null_sink<details::null_mutex>;
-
-}  // namespace sinks
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> null_logger_mt(const std::string &logger_name) {
-    auto null_logger = Factory::template create<sinks::null_sink_mt>(logger_name);
-    null_logger->set_level(level::off);
-    return null_logger;
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> null_logger_st(const std::string &logger_name) {
-    auto null_logger = Factory::template create<sinks::null_sink_st>(logger_name);
-    null_logger->set_level(level::off);
-    return null_logger;
-}
-
-}  // namespace spdlog

3rd/spdlog/sinks/ostream_sink.h

@@ -1,43 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/sinks/base_sink.h>
-
-#include <mutex>
-#include <ostream>
-
-namespace spdlog {
-namespace sinks {
-template <typename Mutex>
-class ostream_sink final : public base_sink<Mutex> {
-public:
-    explicit ostream_sink(std::ostream &os, bool force_flush = false)
-        : ostream_(os),
-          force_flush_(force_flush) {}
-    ostream_sink(const ostream_sink &) = delete;
-    ostream_sink &operator=(const ostream_sink &) = delete;
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        memory_buf_t formatted;
-        base_sink<Mutex>::formatter_->format(msg, formatted);
-        ostream_.write(formatted.data(), static_cast<std::streamsize>(formatted.size()));
-        if (force_flush_) {
-            ostream_.flush();
-        }
-    }
-
-    void flush_() override { ostream_.flush(); }
-
-    std::ostream &ostream_;
-    bool force_flush_;
-};
-
-using ostream_sink_mt = ostream_sink<std::mutex>;
-using ostream_sink_st = ostream_sink<details::null_mutex>;
-
-}  // namespace sinks
-}  // namespace spdlog

3rd/spdlog/sinks/qt_sinks.h

@@ -1,304 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman, mguludag and spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-//
-// Custom sink for QPlainTextEdit or QTextEdit and its children (QTextBrowser...
-// etc) Building and using requires Qt library.
-//
-// Warning: the qt_sink won't be notified if the target widget is destroyed.
-// If the widget's lifetime can be shorter than the logger's one, you should provide some permanent
-// QObject, and then use a standard signal/slot.
-//
-
-#include "spdlog/common.h"
-#include "spdlog/details/log_msg.h"
-#include "spdlog/details/synchronous_factory.h"
-#include "spdlog/sinks/base_sink.h"
-#include <array>
-
-#include <QPlainTextEdit>
-#include <QTextEdit>
-
-//
-// qt_sink class
-//
-namespace spdlog {
-namespace sinks {
-template <typename Mutex>
-class qt_sink : public base_sink<Mutex> {
-public:
-    qt_sink(QObject *qt_object, std::string meta_method)
-        : qt_object_(qt_object),
-          meta_method_(std::move(meta_method)) {
-        if (!qt_object_) {
-            throw_spdlog_ex("qt_sink: qt_object is null");
-        }
-    }
-
-    ~qt_sink() { flush_(); }
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        memory_buf_t formatted;
-        base_sink<Mutex>::formatter_->format(msg, formatted);
-        const string_view_t str = string_view_t(formatted.data(), formatted.size());
-        QMetaObject::invokeMethod(
-            qt_object_, meta_method_.c_str(), Qt::AutoConnection,
-            Q_ARG(QString, QString::fromUtf8(str.data(), static_cast<int>(str.size())).trimmed()));
-    }
-
-    void flush_() override {}
-
-private:
-    QObject *qt_object_ = nullptr;
-    std::string meta_method_;
-};
-
-// Qt color sink to QTextEdit.
-// Color location is determined by the sink log pattern like in the rest of spdlog sinks.
-// Colors can be modified if needed using sink->set_color(level, qtTextCharFormat).
-// max_lines is the maximum number of lines that the sink will hold before removing the oldest
-// lines. By default, only ascii (latin1) is supported by this sink. Set is_utf8 to true if utf8
-// support is needed.
-template <typename Mutex>
-class qt_color_sink : public base_sink<Mutex> {
-public:
-    qt_color_sink(QTextEdit *qt_text_edit,
-                  int max_lines,
-                  bool dark_colors = false,
-                  bool is_utf8 = false)
-        : qt_text_edit_(qt_text_edit),
-          max_lines_(max_lines),
-          is_utf8_(is_utf8) {
-        if (!qt_text_edit_) {
-            throw_spdlog_ex("qt_color_text_sink: text_edit is null");
-        }
-
-        default_color_ = qt_text_edit_->currentCharFormat();
-        // set colors
-        QTextCharFormat format;
-        // trace
-        format.setForeground(dark_colors ? Qt::darkGray : Qt::gray);
-        colors_.at(level::trace) = format;
-        // debug
-        format.setForeground(dark_colors ? Qt::darkCyan : Qt::cyan);
-        colors_.at(level::debug) = format;
-        // info
-        format.setForeground(dark_colors ? Qt::darkGreen : Qt::green);
-        colors_.at(level::info) = format;
-        // warn
-        format.setForeground(dark_colors ? Qt::darkYellow : Qt::yellow);
-        colors_.at(level::warn) = format;
-        // err
-        format.setForeground(Qt::red);
-        colors_.at(level::err) = format;
-        // critical
-        format.setForeground(Qt::white);
-        format.setBackground(Qt::red);
-        colors_.at(level::critical) = format;
-    }
-
-    ~qt_color_sink() { flush_(); }
-
-    void set_default_color(QTextCharFormat format) {
-        // std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        default_color_ = format;
-    }
-
-    void set_level_color(level::level_enum color_level, QTextCharFormat format) {
-        // std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        colors_.at(static_cast<size_t>(color_level)) = format;
-    }
-
-    QTextCharFormat &get_level_color(level::level_enum color_level) {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        return colors_.at(static_cast<size_t>(color_level));
-    }
-
-    QTextCharFormat &get_default_color() {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        return default_color_;
-    }
-
-protected:
-    struct invoke_params {
-        invoke_params(int max_lines,
-                      QTextEdit *q_text_edit,
-                      QString payload,
-                      QTextCharFormat default_color,
-                      QTextCharFormat level_color,
-                      int color_range_start,
-                      int color_range_end)
-            : max_lines(max_lines),
-              q_text_edit(q_text_edit),
-              payload(std::move(payload)),
-              default_color(default_color),
-              level_color(level_color),
-              color_range_start(color_range_start),
-              color_range_end(color_range_end) {}
-        int max_lines;
-        QTextEdit *q_text_edit;
-        QString payload;
-        QTextCharFormat default_color;
-        QTextCharFormat level_color;
-        int color_range_start;
-        int color_range_end;
-    };
-
-    void sink_it_(const details::log_msg &msg) override {
-        memory_buf_t formatted;
-        base_sink<Mutex>::formatter_->format(msg, formatted);
-
-        const string_view_t str = string_view_t(formatted.data(), formatted.size());
-        // apply the color to the color range in the formatted message.
-        QString payload;
-        int color_range_start = static_cast<int>(msg.color_range_start);
-        int color_range_end = static_cast<int>(msg.color_range_end);
-        if (is_utf8_) {
-            payload = QString::fromUtf8(str.data(), static_cast<int>(str.size()));
-            // convert color ranges from byte index to character index.
-            if (msg.color_range_start < msg.color_range_end) {
-                color_range_start = QString::fromUtf8(str.data(), msg.color_range_start).size();
-                color_range_end = QString::fromUtf8(str.data(), msg.color_range_end).size();
-            }
-        } else {
-            payload = QString::fromLatin1(str.data(), static_cast<int>(str.size()));
-        }
-
-        invoke_params params{max_lines_,             // max lines
-                             qt_text_edit_,          // text edit to append to
-                             std::move(payload),     // text to append
-                             default_color_,         // default color
-                             colors_.at(msg.level),  // color to apply
-                             color_range_start,      // color range start
-                             color_range_end};       // color range end
-
-        QMetaObject::invokeMethod(
-            qt_text_edit_, [params]() { invoke_method_(params); }, Qt::AutoConnection);
-    }
-
-    void flush_() override {}
-
-    // Add colored text to the text edit widget. This method is invoked in the GUI thread.
-    // It is a static method to ensure that it is handled correctly even if the sink is destroyed
-    // prematurely before it is invoked.
-
-    static void invoke_method_(invoke_params params) {
-        auto *document = params.q_text_edit->document();
-        QTextCursor cursor(document);
-
-        // remove first blocks if number of blocks exceeds max_lines
-        while (document->blockCount() > params.max_lines) {
-            cursor.select(QTextCursor::BlockUnderCursor);
-            cursor.removeSelectedText();
-            cursor.deleteChar();  // delete the newline after the block
-        }
-
-        cursor.movePosition(QTextCursor::End);
-        cursor.setCharFormat(params.default_color);
-
-        // if color range not specified or not not valid, just append the text with default color
-        if (params.color_range_end <= params.color_range_start) {
-            cursor.insertText(params.payload);
-            return;
-        }
-
-        // insert the text before the color range
-        cursor.insertText(params.payload.left(params.color_range_start));
-
-        // insert the colorized text
-        cursor.setCharFormat(params.level_color);
-        cursor.insertText(params.payload.mid(params.color_range_start,
-                                             params.color_range_end - params.color_range_start));
-
-        // insert the text after the color range with default format
-        cursor.setCharFormat(params.default_color);
-        cursor.insertText(params.payload.mid(params.color_range_end));
-    }
-
-    QTextEdit *qt_text_edit_;
-    int max_lines_;
-    bool is_utf8_;
-    QTextCharFormat default_color_;
-    std::array<QTextCharFormat, level::n_levels> colors_;
-};
-
-#include "spdlog/details/null_mutex.h"
-#include <mutex>
-
-using qt_sink_mt = qt_sink<std::mutex>;
-using qt_sink_st = qt_sink<details::null_mutex>;
-using qt_color_sink_mt = qt_color_sink<std::mutex>;
-using qt_color_sink_st = qt_color_sink<details::null_mutex>;
-}  // namespace sinks
-
-//
-// Factory functions
-//
-
-// log to QTextEdit
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name,
-                                            QTextEdit *qt_object,
-                                            const std::string &meta_method = "append") {
-    return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name,
-                                            QTextEdit *qt_object,
-                                            const std::string &meta_method = "append") {
-    return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method);
-}
-
-// log to QPlainTextEdit
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name,
-                                            QPlainTextEdit *qt_object,
-                                            const std::string &meta_method = "appendPlainText") {
-    return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name,
-                                            QPlainTextEdit *qt_object,
-                                            const std::string &meta_method = "appendPlainText") {
-    return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method);
-}
-// log to QObject
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name,
-                                            QObject *qt_object,
-                                            const std::string &meta_method) {
-    return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name,
-                                            QObject *qt_object,
-                                            const std::string &meta_method) {
-    return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method);
-}
-
-// log to QTextEdit with colorized output
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_color_logger_mt(const std::string &logger_name,
-                                                  QTextEdit *qt_text_edit,
-                                                  int max_lines,
-                                                  bool is_utf8 = false) {
-    return Factory::template create<sinks::qt_color_sink_mt>(logger_name, qt_text_edit, max_lines,
-                                                             false, is_utf8);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> qt_color_logger_st(const std::string &logger_name,
-                                                  QTextEdit *qt_text_edit,
-                                                  int max_lines,
-                                                  bool is_utf8 = false) {
-    return Factory::template create<sinks::qt_color_sink_st>(logger_name, qt_text_edit, max_lines,
-                                                             false, is_utf8);
-}
-
-}  // namespace spdlog

3rd/spdlog/sinks/ringbuffer_sink.h

@@ -1,67 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include "spdlog/details/circular_q.h"
-#include "spdlog/details/log_msg_buffer.h"
-#include "spdlog/details/null_mutex.h"
-#include "spdlog/sinks/base_sink.h"
-
-#include <mutex>
-#include <string>
-#include <vector>
-
-namespace spdlog {
-namespace sinks {
-/*
- * Ring buffer sink
- */
-template <typename Mutex>
-class ringbuffer_sink final : public base_sink<Mutex> {
-public:
-    explicit ringbuffer_sink(size_t n_items)
-        : q_{n_items} {}
-
-    std::vector<details::log_msg_buffer> last_raw(size_t lim = 0) {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        auto items_available = q_.size();
-        auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available;
-        std::vector<details::log_msg_buffer> ret;
-        ret.reserve(n_items);
-        for (size_t i = (items_available - n_items); i < items_available; i++) {
-            ret.push_back(q_.at(i));
-        }
-        return ret;
-    }
-
-    std::vector<std::string> last_formatted(size_t lim = 0) {
-        std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-        auto items_available = q_.size();
-        auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available;
-        std::vector<std::string> ret;
-        ret.reserve(n_items);
-        for (size_t i = (items_available - n_items); i < items_available; i++) {
-            memory_buf_t formatted;
-            base_sink<Mutex>::formatter_->format(q_.at(i), formatted);
-            ret.push_back(SPDLOG_BUF_TO_STRING(formatted));
-        }
-        return ret;
-    }
-
-protected:
-    void sink_it_(const details::log_msg &msg) override {
-        q_.push_back(details::log_msg_buffer{msg});
-    }
-    void flush_() override {}
-
-private:
-    details::circular_q<details::log_msg_buffer> q_;
-};
-
-using ringbuffer_sink_mt = ringbuffer_sink<std::mutex>;
-using ringbuffer_sink_st = ringbuffer_sink<details::null_mutex>;
-
-}  // namespace sinks
-
-}  // namespace spdlog

3rd/spdlog/sinks/rotating_file_sink-inl.h

@@ -1,144 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/sinks/rotating_file_sink.h>
-#endif
-
-#include <spdlog/common.h>
-
-#include <spdlog/details/file_helper.h>
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/fmt/fmt.h>
-
-#include <cerrno>
-#include <chrono>
-#include <ctime>
-#include <mutex>
-#include <string>
-#include <tuple>
-
-namespace spdlog {
-namespace sinks {
-
-template <typename Mutex>
-SPDLOG_INLINE rotating_file_sink<Mutex>::rotating_file_sink(
-    filename_t base_filename,
-    std::size_t max_size,
-    std::size_t max_files,
-    bool rotate_on_open,
-    const file_event_handlers &event_handlers)
-    : base_filename_(std::move(base_filename)),
-      max_size_(max_size),
-      max_files_(max_files),
-      file_helper_{event_handlers} {
-    if (max_size == 0) {
-        throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero");
-    }
-
-    if (max_files > 200000) {
-        throw_spdlog_ex("rotating sink constructor: max_files arg cannot exceed 200000");
-    }
-    file_helper_.open(calc_filename(base_filename_, 0));
-    current_size_ = file_helper_.size();  // expensive. called only once
-    if (rotate_on_open && current_size_ > 0) {
-        rotate_();
-        current_size_ = 0;
-    }
-}
-
-// calc filename according to index and file extension if exists.
-// e.g. calc_filename("logs/mylog.txt, 3) => "logs/mylog.3.txt".
-template <typename Mutex>
-SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::calc_filename(const filename_t &filename,
-                                                                  std::size_t index) {
-    if (index == 0u) {
-        return filename;
-    }
-
-    filename_t basename, ext;
-    std::tie(basename, ext) = details::file_helper::split_by_extension(filename);
-    return fmt_lib::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}.{}{}")), basename, index, ext);
-}
-
-template <typename Mutex>
-SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::filename() {
-    std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
-    return file_helper_.filename();
-}
-
-template <typename Mutex>
-SPDLOG_INLINE void rotating_file_sink<Mutex>::sink_it_(const details::log_msg &msg) {
-    memory_buf_t formatted;
-    base_sink<Mutex>::formatter_->format(msg, formatted);
-    auto new_size = current_size_ + formatted.size();
-
-    // rotate if the new estimated file size exceeds max size.
-    // rotate only if the real size > 0 to better deal with full disk (see issue #2261).
-    // we only check the real size when new_size > max_size_ because it is relatively expensive.
-    if (new_size > max_size_) {
-        file_helper_.flush();
-        if (file_helper_.size() > 0) {
-            rotate_();
-            new_size = formatted.size();
-        }
-    }
-    file_helper_.write(formatted);
-    current_size_ = new_size;
-}
-
-template <typename Mutex>
-SPDLOG_INLINE void rotating_file_sink<Mutex>::flush_() {
-    file_helper_.flush();
-}
-
-// Rotate files:
-// log.txt -> log.1.txt
-// log.1.txt -> log.2.txt
-// log.2.txt -> log.3.txt
-// log.3.txt -> delete
-template <typename Mutex>
-SPDLOG_INLINE void rotating_file_sink<Mutex>::rotate_() {
-    using details::os::filename_to_str;
-    using details::os::path_exists;
-
-    file_helper_.close();
-    for (auto i = max_files_; i > 0; --i) {
-        filename_t src = calc_filename(base_filename_, i - 1);
-        if (!path_exists(src)) {
-            continue;
-        }
-        filename_t target = calc_filename(base_filename_, i);
-
-        if (!rename_file_(src, target)) {
-            // if failed try again after a small delay.
-            // this is a workaround to a windows issue, where very high rotation
-            // rates can cause the rename to fail with permission denied (because of antivirus?).
-            details::os::sleep_for_millis(100);
-            if (!rename_file_(src, target)) {
-                file_helper_.reopen(
-                    true);  // truncate the log file anyway to prevent it to grow beyond its limit!
-                current_size_ = 0;
-                throw_spdlog_ex("rotating_file_sink: failed renaming " + filename_to_str(src) +
-                                    " to " + filename_to_str(target),
-                                errno);
-            }
-        }
-    }
-    file_helper_.reopen(true);
-}
-
-// delete the target if exists, and rename the src file  to target
-// return true on success, false otherwise.
-template <typename Mutex>
-SPDLOG_INLINE bool rotating_file_sink<Mutex>::rename_file_(const filename_t &src_filename,
-                                                           const filename_t &target_filename) {
-    // try to delete the target file in case it already exists.
-    (void)details::os::remove(target_filename);
-    return details::os::rename(src_filename, target_filename) == 0;
-}
-
-}  // namespace sinks
-}  // namespace spdlog

3rd/spdlog/sinks/rotating_file_sink.h

@@ -1,89 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#include <spdlog/details/file_helper.h>
-#include <spdlog/details/null_mutex.h>
-#include <spdlog/details/synchronous_factory.h>
-#include <spdlog/sinks/base_sink.h>
-
-#include <chrono>
-#include <mutex>
-#include <string>
-
-namespace spdlog {
-namespace sinks {
-
-//
-// Rotating file sink based on size
-//
-template <typename Mutex>
-class rotating_file_sink final : public base_sink<Mutex> {
-public:
-    rotating_file_sink(filename_t base_filename,
-                       std::size_t max_size,
-                       std::size_t max_files,
-                       bool rotate_on_open = false,
-                       const file_event_handlers &event_handlers = {});
-    static filename_t calc_filename(const filename_t &filename, std::size_t index);
-    filename_t filename();
-
-protected:
-    void sink_it_(const details::log_msg &msg) override;
-    void flush_() override;
-
-private:
-    // Rotate files:
-    // log.txt -> log.1.txt
-    // log.1.txt -> log.2.txt
-    // log.2.txt -> log.3.txt
-    // log.3.txt -> delete
-    void rotate_();
-
-    // delete the target if exists, and rename the src file  to target
-    // return true on success, false otherwise.
-    bool rename_file_(const filename_t &src_filename, const filename_t &target_filename);
-
-    filename_t base_filename_;
-    std::size_t max_size_;
-    std::size_t max_files_;
-    std::size_t current_size_;
-    details::file_helper file_helper_;
-};
-
-using rotating_file_sink_mt = rotating_file_sink<std::mutex>;
-using rotating_file_sink_st = rotating_file_sink<details::null_mutex>;
-
-}  // namespace sinks
-
-//
-// factory functions
-//
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> rotating_logger_mt(const std::string &logger_name,
-                                                  const filename_t &filename,
-                                                  size_t max_file_size,
-                                                  size_t max_files,
-                                                  bool rotate_on_open = false,
-                                                  const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::rotating_file_sink_mt>(
-        logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers);
-}
-
-template <typename Factory = spdlog::synchronous_factory>
-inline std::shared_ptr<logger> rotating_logger_st(const std::string &logger_name,
-                                                  const filename_t &filename,
-                                                  size_t max_file_size,
-                                                  size_t max_files,
-                                                  bool rotate_on_open = false,
-                                                  const file_event_handlers &event_handlers = {}) {
-    return Factory::template create<sinks::rotating_file_sink_st>(
-        logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers);
-}
-}  // namespace spdlog
-
-#ifdef SPDLOG_HEADER_ONLY
-    #include "rotating_file_sink-inl.h"
-#endif

3rd/spdlog/sinks/sink-inl.h

@@ -1,22 +0,0 @@
-// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
-// Distributed under the MIT License (http://opensource.org/licenses/MIT)
-
-#pragma once
-
-#ifndef SPDLOG_HEADER_ONLY
-    #include <spdlog/sinks/sink.h>
-#endif
-
-#include <spdlog/common.h>
-
-SPDLOG_INLINE bool spdlog::sinks::sink::should_log(spdlog::level::level_enum msg_level) const {
-    return msg_level >= level_.load(std::memory_order_relaxed);
-}
-
-SPDLOG_INLINE void spdlog::sinks::sink::set_level(level::level_enum log_level) {
-    level_.store(log_level, std::memory_order_relaxed);
-}
-
-SPDLOG_INLINE spdlog::level::level_enum spdlog::sinks::sink::level() const {
-    return static_cast<spdlog::level::level_enum>(level_.load(std::memory_order_relaxed));
-}